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Add:NO.26,Tonggang Road,Changjing Town,Jiangyin , Jiangsu  |   Tel:0086-510-86928666   |   Tel:0086-510-86315531   |  E-mail:tongli@tonglioptech.com

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Tongli Technology History


Passed the certifications of Korea LG and Taiwan Compal Group. Provided optical-grade protective films for TPK, O-Film, Coretronic Corporation, AUO, CymMetrik, Tianma Micro-electronics, Foxconn Group, etc. Accredited by Compal Group and Radiant Group, built R&D team with 2 groups, and performed development and application of various coating materials, such as laptop, tablet PC, mobile phone, TV, etc.

Purchased 13 new-type precision coating machines, and installed some of the machines; it is expected to realize the mass production of Optical Clear Adhesive (OCA), optical-grade functional double-faced adhesive tapes, optical release films, explosion-proof films, etc. in March 2106.


Became the qualified supplier of backlight manufacturers, such as Radiant, Hisense, etc., and provided optical-grade protective films for mobile phone manufacturers, such as Iphone, Anycall, MIUI, Huawei, etc.

Expanded new plant area up to 80 mu, and completed 100,000m2 workshops.


The company was awarded one “National Science & Technology Progress Award”, one “National Key New Product ”, two“National Torch Plans”, five “Jiangsu High-tech Products”; full product line was incorporated into national “the Twelfth Five-year Plan” New Material Revitalization Plan;


Expanded Japanese 1000-grade dust-free plant, and realized the mass production of optical-grade protective film PE, PET (silica gel, acrylic rubber, PU rubber), CPE, CPP (rubber, acrylic rubber) full product line.

Realized the mass production of the protective films for the optical films, such as brightness enhancement film, built Wuxi Functional Film Research Center, and achieved more than 100 patents.



Built the Optical Film Business Division, and purchased one Germany casting production equipment, six Korea precision coating production equipment, one Italy film-blowing production equipment, and one Taiwan precision coating production equipment.


Soft plastic functional film, with the annual output of 30,000 tons.


Purchased one America Davis standard three-layer coextrusion casting production equipment.


Became one of the qualified suppliers of Master Kong


Passed the QS Food Safety Certification; became one of the qualified suppliers of Jiangsu Zhongjin Matai Medicine Packing Co., Ltd.


Jiangyin Tongli Optoelectronic Technology Co., Ltd. was established, and passed the certifications of ISO9001 and ISO1400.