Attention: 2021 Global Textile Digital Ink Jet Printing Keqiao Summit Held

　　 As a typical digital and green technology, digital ink-jet printing has high creative appeal, high-tech content and high fashion connotation. It is an important driving force for China's printing and dyeing industry to transform to innovative development, low-carbon development and intelligent development mode. The global textile digital ink jet printing summit has been held in Keqiao for four consecutive times, which has attracted wide attention in the industry and has become a vane for the development of digital ink-jet printing industry.

　　 On October 27, 2021 global textile digital ink jet printing Keqiao summit, CO sponsored by China printing and dyeing industry association and people's Government of Shaoxing Keqiao District, and hosted by China Light and Textile City Construction Management Committee, was held in Keqiao, Shaoxing, Zhejiang Province. As a special meeting of the 4th World cloth merchants conference, the summit takes "digital manufacturing new formats, green and new future" as the theme. By integrating the resources of upstream and downstream enterprises, universities and scientific research institutions in the industrial chain, the summit promotes the technological progress, product upgrading and market model innovation of digital printing, so as to enhance the core competitiveness of the industry.

　　 Li Lingshen, vice president of China Textile Industry Federation; Ma Zhongwei, member of the Standing Committee and deputy director of Keqiao District Committee of Shaoxing; Fang Yuan, deputy director and Deputy Secretary of the Party Working Committee of Keqiao Economic and Technological Development Zone; Yang Zhanglong, member and deputy director of the Party Working Committee of China light and Textile City Construction Management Committee; Chen Zhihua, President of China printing and Dyeing Industry Association; Li Jinbao, former president, Li Ruiping, vice president of China Textile Industry Association Lin Lin, vice president and secretary general, Zhang huaidong, vice president; Tian liming, vice president of China Dyestuff Industry Association; Jin Xiaotuan, chairman and general manager of Hangzhou Honghua Digital Technology Co., Ltd.; Qiu Jianrong, general manager of Shaoxing Feiya printing and dyeing Co., Ltd.; Ou Shiwei, business manager of Dufu Shanghai Industrial Co., Ltd.; Zhang Baohua, Professor of Tsinghua University; Fang kuanjun, Professor of Qingdao University, Wang Jianming, Professor of Beijing Institute of fashion, Fu Shaohai, Professor of Jiangnan University, Shen Yifeng, Professor of Zhejiang University of science and technology, as well as experts and scholars from domestic and foreign enterprises, institutions of higher learning, scientific research institutes and representatives of various regional industry associations attended the meeting.

　　 As a high-level and high-level professional meeting in the field of textile digital ink-jet printing, this summit was specially supported by Hangzhou Honghua Digital Technology Co., Ltd., and also strongly supported by Zhejiang Haiyin Digital Technology Co., Ltd., Zhejiang Lanyu Digital Technology Co., Ltd., and Zhejiang Boyin Digital Technology Co., Ltd.

　　 The morning meeting was presided over by Chen Zhihua, President of China printing and dyeing industry association.

　　 one sweep down irresistibly from a commanding height

　　 In his speech, Ma Zhongwei, member of the Standing Committee and deputy chief of the Keqiao District Committee of Shaoxing, said in his speech that in recent years, Keqiao district has seized the national strategic opportunity of Yangtze River Delta integration with high-quality development momentum, and the source of regional innovation strategy has been continuously enhanced.

　　 Keqiao is a city "supported on a piece of cloth" and an international textile capital in the new era. Textile printing and dyeing is the dominant industry in Keqiao district. "Market + base + fashion + creativity" is the unique development mode and advantage of Keqiao. Keqiao has the largest production scale, the most complete industrial chain and the most international market, China Textile City is the largest textile professional market. One quarter of the world's textile fabrics come from Keqiao, and the printing and dyeing capacity accounts for one third of the country's. From January to September this year, the transaction volume of the online and offline markets of the Textile City reached 227.106 billion yuan, including 57.377 billion yuan online and 169.729 billion yuan offline.

　　 The characteristics of low pollution and low consumption of digital ink-jet printing conform to the development trend of clean and efficient, green and low-carbon of textile industry, and conform to the development direction of high-quality, personalized and flexible textiles, and has broad development prospects. This year's global textile digital ink jet printing summit continues to be held in Keqiao, which fully reflects the support and recognition of China printing and Dyeing Industry Association for Keqiao Textile Industry. The holding of the summit will effectively promote the transformation and upgrading of Keqiao Textile Industry and promote the comprehensive competitiveness of Keqiao.

　　 During the "14th five year plan" period, Keqiao Textile industry will be based on the new development stage, implement the new development concept, actively integrate into the new development pattern, continue to promote the transformation and upgrading of the textile industry through scientific and technological innovation, fashion leaping, green transformation and other measures, enable the high-quality development of the textile industry, and "take the lead in achieving common prosperity" and accelerate the construction of "International Textile City" in the new era 。

　　 Li Lingshen, vice president of China Textile Industry Federation, said in his speech that a new round of global scientific and technological revolution and industrial transformation will also bring new development opportunities to China's manufacturing industry. Advanced manufacturing technology is accelerating the transformation of manufacturing industry to intelligent, service-oriented and green. International economic and trade rules for green development are accelerating to form in competition and cooperation, and the green technology system is becoming increasingly mature, Affect the future development of enterprises.

　　 Relying on the unique advantages of industry + market, Keqiao focuses on the three key words of modernization, high quality and competitiveness, actively seizes the transformation and upgrading of traditional industries, accelerates the transformation of new and old kinetic energy, and leads the textile industry to accelerate its progress towards the goal of green, high-end and world leading. Digital ink jet printing is the concentrated embodiment of the orientation of science and technology, fashion and green industry in textile industry. It is a typical digital and green key technology in printing and dyeing industry.

　　 Combined with the theme of the summit "digital manufacturing new formats, green new future", Li Lingshen shared three views on the development of digital printing industry: first, digital manufacturing new formats, digital ink-jet printing industry will lead the flexible development of textile industry. At present, new modes and formats such as networked collaboration, service-oriented manufacturing and personalized customization are booming. The construction of "small batch, multi variety, high quality, fast delivery" quick response mechanism and flexible supply chain will promote the precise matching and value integration between the supply side and the demand side. Second, green new future, digital ink jet printing industry will promote the sustainable development of textile industry. Digital ink jet printing conforms to the trend of deep integration of digitalization and greening, and will accelerate the transformation of the textile industry, continuously promote the manufacturing of high efficiency, clean, low-carbon and recyclable throughout the industrial chain, and produce more high-quality ecological textile products to meet the people's needs for a beautiful ecological environment. Third, fashion and high quality, digital ink jet printing industry will promote the brand development of textile industry. Digital ink jet printing has opened a window for the field of fabric design. Through the integration of technological innovation, fashion creativity, cultural cognition and ecological development, it can improve the leading ability of fashion culture in China's textile industry. In the process of opening up to the outside world and actively participating in fair international competition, we should promote more Chinese textile brands to become reliable choices in domestic and foreign markets, and enhance the global fashion influence of Chinese brands.

　　 Li Lingshen pointed out that in recent years, the development of digital printing industry has shown a good situation. During the "14th five year plan" period, the people's growing better life and the strategic goal of green and low carbon will provide a lot of development space for China's digital printing industry. This summit will open up new development ideas for the industry and provide fresh practical samples for the high-quality development of the printing and dyeing industry.

　　 two Highlight time

　　 At the meeting, the Organizing Committee awarded "outstanding contribution award of 2021 global textile digital inkjet printing summit" by China Light and Textile City Construction Management Committee.

　　 Yang Zhanglong, member of the Party Working Committee and deputy director of the construction and Management Committee of China Light and Textile City, came to the stage and received the award from Li Lingshen, vice president of China Textile Industry Federation.

　　 After that, Lin Lin Lin, vice president and Secretary General of China printing and dyeing industry association, read out the relevant decision and awarded Shaoxing Keqiao Economic and Technological Development Zone Management Committee and Shaoxing qianyong Textile Co., Ltd. as the base of China printing and dyeing industry association; On the approval of Zhejiang Lanyu Digital Technology Co., Ltd. as the product R & D and production base of China printing and dyeing industry association, and awarded the bronze medal.

　　 Shaoxing Keqiao Economic and Technological Development Zone Management Committee is "China's green printing and dyeing R & D and production base", Shaoxing qianyong Textile Co., Ltd. is "national textile pigment digital direct jet printing R & D and production base", and Zhejiang Lanyu Digital Technology Co., Ltd. is "China textile digital ink jet ink R & D and production base".

　　 three Industry perspective

　　 Joseph link, editor in chief of the digital printing channel of the world textile information network, pointed out that the global economic stimulus package accelerated the recovery of the world economy in 2021, effectively controlled the new crown pneumonia epidemic, released the restrained demand of consumers, and the change of consumer behavior had a profound impact on the textile digital printing market.

　　 In the report, Joseph link analyzed the latest data of global textile digital printing in the first half of 2021, including the output of digital printing textiles in recent years, the output of digital direct jet printing and heat transfer printing, the installation of digital printing machines, the main suppliers of digital printing nozzles, and the main markets of digital printing industry. He noted that the global production of digital printed textiles in 2021 was the highest level since the establishment of the world textile information network (wtin) in 2015. In the first half of this year, more than one billion square meters of digital printed fabrics were produced in Asia. In China, digital transfer printing occupies a leading position and is the country with the largest output of digital printing.

　　 When it comes to the future development trend of digital printing industry, Joseph link thinks that the following points need to be paid attention to: firstly, digitalization and consumers' demand for fast delivery products make digital printing a real demand of enterprises, not only because digital automation technology can reduce labor costs, but also because there will be more on-demand production in the world in the next few years, Production on demand can better adjust the relationship between supply and demand, and reduce the waste of fabrics. Digital printing will promote the development of this trend. Second, the integration of more digital e-commerce solutions will become a new driving force for the development of the industry. Under the catalysis of the epidemic situation, the number of e-commerce will further increase. In the next decade, the market share of e-commerce is expected to increase significantly. The textile industry will also benefit from it. The application of digital ink jet printing technology makes these e-commerce companies willing to accept small orders. Third, the trend of personalized customization has an increasing impact on the textile digital printing market; Fourth, pigment ink finishing takes less time and time. In recent years, the rapid development of related technology also promotes the progress of digital printing industry.

　　 Jin Xiaotuan, chairman and general manager of Hangzhou Honghua Digital Technology Co., Ltd., analyzed the development trend of digital printing technology under the new situation of dual control. He said that at present, the global economy is shifting from increment to stock competition, the rigid constraints of resources and environment are increasingly strengthening, and the uncertainty of enterprise development is increasing. Digitalization has become the core industry strategy in the information age.

　　 China's textile industry is faced with a dilemma under the constraints of design, supply chain, channel and flow. Under the comprehensive influence of policy pressure, market demand and technological progress, the realization of flexible production and intelligent manufacturing of textiles has become the key to break the situation. The promotion of digital jet printing technology is the inevitable trend of industrial development. With advanced technology, strong strength, complete and cost-effective product line, rich experience and efficient service, Honghua digital technology can provide customers with comprehensive solutions with ultra-high cost performance.

　　 At the same time, jinxiaotuan also elaborated the related contents of the digital enabling model of textile industry from the aspects of production according to sales and flexible manufacturing, pattern AI design platform, fabric flexible supply system, intelligent manufacturing of textile products, and block chain infrastructure construction. In addition, he also introduced the relevant cross-border e-commerce brands.

　　 Finally, Jin Xiaotuan mentioned that intelligent manufacturing in the textile industry is an inevitable trend in digital production. Honghua digital technology will work with the upstream and downstream of the industrial chain to jointly build a digital printing factory.

　　 Zhang Baohua, Professor of the Academy of fine arts of Tsinghua University, shared the symbiosis of pattern design and printing technology. He pointed out that under the influence of the tide of science and technology, the continuous progress of textile technology affects the diverse defense of design style, and provides the possibility for the designer's creativity, thus continuously promoting the improvement of social aesthetics.

　　 Zhang Baohua said that with the development of modern science and the continuous innovation of the textile industry, universities and scientific research institutions at home and abroad focus on the interdisciplinary research and development of new textile fibers. Enterprises constantly improve equipment, enrich the textile market and improve textile printing technology. The combination of graphic design and printing technology has become inseparable, This leads us to think about the symbiotic relationship between the two.

　　 In the report, Zhang Baohua elaborated on the simplicity of symbiotic "color", the rhyme of symbiotic "shape", the beauty of symbiotic "meaning" and the sum of symbiotic "work". He said that the innovation and development of digital printing technology has provided more possibilities for the innovation of textile design and the pursuit of individuality. The practice of symbiosis concept is presented by modern aesthetics and technology. The integration of science and technology culture and design culture should "bring forth the new through the old" and "learn from the old". Today, the global textile digital printing field is constantly innovating to seek long-term survival and sustainable development. The symbiotic combination of design and technology not only creates new value of knowledge, but also takes care of living environment and beautiful home.

　　 Chen Zhai, general manager of Shanghai Sudan Technology Co., Ltd., made a report on carbon footprint research and clean production of textile digital printing products. The carbon emission situation at home and abroad, textile printing and dyeing carbon emissions, traditional and digital printing carbon emissions, green production were described.

　　 From the perspective of "carbon footprint" of digital printing process, energy consumption is reduced, labor is reduced, waste water and waste emissions are reduced, carbon emission of facility operation is reduced, and unit production efficiency is improved. According to Chen Zhai's statistics, the carbon emission of rotary screen printing is 3.4 kg, and that of digital printing is 2.7 kg according to the calculation of carbon emission of 200 g / m2 pure cotton reactive printing.

　　 Chen Zhai pointed out that with the in-depth development of green and low-carbon production, digital printing has become the focus of development, digital coating and transfer printing have become the pioneer of carbon reduction, digital printing intelligent manufacturing has come, and carbon label has become the pass for enterprises to survive.

　　 Xiao Xingshui, general manager of Shaoxing qianyong Textile Co., Ltd., shared the current situation and future development of digital printing in Keqiao district. He pointed out that the current Keqiao digital printing industry has the following problems: first, the scale is small, almost all digital professional factories are renting factories, almost all are trade origin, almost all are processing nature, and there are not many enterprises in the whole industrial chain; Second, there are few projects and EIA; Third, the exploration of technology is often in the chaotic state; Fourth, the competition has not started yet, it has become white hot.

　　 Talking about the future development, Xiao Xingshui expressed the hope that the industry associations, enterprises themselves and equipment manufacturers would actively take place. He suggested that the government should plan the digital printing industry. At the same time, enterprises should believe in the inevitable trend of digital printing, not limited to short-term benefits, and make their own characteristic products.

　　 four Focus on Technology

　　 The afternoon meeting was presided over by Li Ruiping, vice president of China printing and dyeing industry association.

　　 Mr. Wang Lei, manager of sprinkler head application department of askai Technology Co., Ltd., made a report on "eskay - the way of mass production of domestic piezoelectric nozzle". He pointed out that the difficulties in the localization of piezoelectric ink-jet printing head are due to the comprehensive effect of multiple reasons, such as multi-disciplinary fields, the need for precision micro machining, the independent research and development of many production and testing equipment, and the monopoly of foreign nozzle technology. Eskay has been applied for 10 years from project approval to mass production. With the continuous progress of technology, its nozzle has been able to help customers complete the import substitution, and can propose the nozzle system solution, namely "nozzle + drive system + ink supply system + motion control software", hoping to cooperate with more equipment manufacturers and ink manufacturers, Make joint efforts for the high quality development of digital printing industry.

　　 Song Lina, general manager of Zhejiang Haiyin Digital Technology Co., Ltd., shared in the report "future prospects of single pass digital printing" through four aspects: industry status, history of sea printing, facing problems and benefit comparison. She mentioned that sea printing in nozzle selection, Aurora ? Active ink, high-speed digital printing machine of sea printing were explored, and the solutions of high-speed data transmission, high-speed stable ink supply, high-speed running rubbing nozzle, printing raceway, high-speed running flying ink, ensuring deeper and brighter color, poor proofing, difficult operation, printing and dyeing process docking, lack of orders and other issues were shared. According to reports, in the first half of 2021, the production of a single equipment has reached 4.9857 million meters. Compared with traditional printing, the energy consumption cost, pollution discharge cost and labor cost of digital printing are significantly reduced.

　　 Sun Fuyun, deputy director of R & D center of joy Home Textile Co., Ltd., discussed the ink jet / rotary screen composite printing technology. He said that tapping the advantages of traditional screen printing and inkjet printing technology has gradually become one of the development directions of digital ink-jet printing technology. Ink jet / rotary screen composite printing has the advantages of rich color, fine printing, continuous and uniform color, which improves the production efficiency, reduces the production cost, and meets the needs of special printing fabrics. In view of the problem that the scanning ink-jet printing process needs separate pretreatment and is not continuous with ink-jet printing, this paper explores the technical advantages of traditional screen printing and combines the characteristics of ink-jet printing technology, and the composite printing technology will become one of the important development directions of ink-jet printing technology, and truly realize the integration of pretreatment process and ink-jet printing high-speed production.

　　 Guo Zhenrong, chairman of Zhejiang Lanyu Digital Technology Co., Ltd., made a related report on the impact of the upgrading of the supervision of textile skin sensitizing dyes on the future development of disperse dyes and digital inks. The current situation of the supervision of textile skin sensitizing dyes, international regulations on sensitizing dyes, and The challenge of sensitized disperse dyes and the influence of banned disperse dyes on textile digital printing ink.

　　 Ye Hongfeng, director of Technology Department of Longyou Chunni Digital Printing Co., Ltd., made a report on "high temperature dispersion digital direct injection technology". High temperature disperse digital printing is a promising technology, especially in acetic acid fabric. However, due to the high temperature dispersion digital printing technology is still in the initial stage of development, from the ink to the equipment are not fully matched, so there will be many problems in the production, such as the service life of the guide tape, ash dropping, oil dripping and non drying in the drying room, the influence of uneven temperature in the drying room on the printing quality, and the influence on the products in the steaming process. It is believed that with the continuous accumulation of experience in production practice, these problems can eventually be solved, and the high temperature dispersion technology will become more and more mature.

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　　 Wang XiuXiu, deputy general manager of Zhejiang Boyin Digital Technology Co., Ltd., shared the development trend of refining digital printing. Digital direct jet printing machine has been applied to various industries, such as textile fabrics, home textiles, gifts, canvas, carpet, plush and other fields. Compared with traditional printing, digital printing industry has obvious advantages in technical personnel training, floor space, operation technology, number of operators, etc., and there is no need for plate making, which can meet proofing and quick return of orders. At the same time, Wang XiuXiu also introduced the overall application solution of boyin direct jet printing from two aspects: the application of pigment direct jet printing and high temperature dispersion scheme. According to the introduction, the chiffon fabric with digital coating direct spraying and high temperature dispersion application scheme can achieve high permeability double-sided printing effect, and reduce the production cost of enterprises with less sewage.

　　 Du Xiaojun, manager of Ricoh China ink jet technical support center, introduced the application of Ricoh industrial printing nozzle to assist ink jet printing in textile industry. According to the introduction, Ricoh mh5320 series of nozzles can achieve high-precision image quality, and improve the edge performance and graininess; At the same time, it can achieve stable and high capacity output; The ink's corresponding ability - corrosion resistance and water splashing ability were significantly improved. In order to keep up with the Chinese market demand and provide timely feedback, Ricoh has set up a China inkjet technical support center in Shenzhen to provide faster and more perfect technical support for Chinese customers. Ricoh Group is committed to achieving a more secure and safe environment for clothing, food and living through advanced industrial printing solutions, and hopes to work with industry colleagues to promote industrial reform.

　　 five Focus on products and market

　　 Yuan Tianhong, general manager of Nantong Xinjian Digital Printing Co., Ltd., shared the development and trend of digital printing in home textile industry. He pointed out that digital printing of home textiles mainly focused on proofing and small goods before 2016, and gradually formed a large goods mode after 2016. In 2021, under the circumstances of epidemic situation, unsatisfactory export trade environment and strict national control, the total output is expected to break through again. The rapid development of home textile digital printing is mainly due to the promotion of digital industry by digital people, the characteristics of digital printing meet the market demand, the revolutionary development of digital printing equipment, the support of national policies, and the improvement of customers' awareness of digital printing. However, there are still some development bottlenecks, such as the instability of digital printing equipment, the problems in pattern design, the high price of nozzle and the instability of ink, the decline of the quality of raw materials, etc. With the change of consumer groups, the change of sales mode, the continuous updating of equipment, the support of national policies, and the effective promotion of urbanization rate, digital printing will occupy a place in the home textile industry.

　　 Wang Guojun, general manager of Hangzhou Kemai Digital Technology Co., Ltd., takes "differentiated digital printing product development and production technology" as the title, analyzes the status quo of digital printing, order competitiveness and self differentiation technology, and shares different applications of digital printing of real silk clothing, cotton and brocade digital printing, nylon acid digital printing and acetic acid digital printing. He said that after more than 20 years of development and accumulation, with the continuous development of nozzle technology, mechanical technology, software and consumables technology, digital printing equipment has developed to a relatively stable, high-speed, efficient and cost-effective competitive advantage stage. In the future, Kemai digital will focus on customer demand and potential demand, take the research and development of differentiated digital printing technology as the core technology, adhere to the continuous innovation of pattern as the breakthrough point, integrate fashion fabric resources, provide customers with higher added value, and transform and upgrade into a supplier of fashion digital printing finished fabrics.

　　 Chen Jun, deputy general manager of Shanghai Shanghu Digital Technology Co., Ltd., gave a related report on "Shanghu c2m digital customization escorts flexible supply for enterprises". He introduced Shanghu c2m digital customization system from the birth of net red scarves. According to reports, the system takes user customization, production system, data conversion system and warehousing logistics as its framework, and users can use brand elements to design favored products (such as silk scarves); The system layer transforms the user data into the machine data that can be identified by the factory, and one piece of production is carried out; Then the finished products return to users through intelligent logistics. According to reports, it is still possible to provide system support, operation, customized production and other services.

　　 The rich and diverse topics from practitioners of digital ink-jet printing industry at the summit made many participants feel that they had a lot of harvest. This will be a good opportunity to further strengthen collaborative innovation in the field of digital ink-jet printing, improve industrial supporting facilities, cultivate new application models, and promote the innovation of production mode, industrial format and business model of printing and dyeing industry, Help the industry to achieve higher quality development.

(source: textile and clothing weekly)

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