| Zhenjiang Zhengdan Chemical Industry Co.,Ltd was established in Jan., 2007 and founded as Danyang Lianda Chemical Co., Ltd before. Invested by Hexing (Hong Kong) enterprise Co., Ltd., Zhenjiang Zhengdan Chemical Industry Co.,Ltd. is a hi-tech enterprise specializing in the manufacturing of fine chemicals and development and research of h-tech products. Located in International Chemical Park in new district, Zhenjiang city, Zhengdan is a skill-intensive, technology-led and export-oriented research, manufacture and trade enterprise, with 120,000sqm of lands and over 300 employees, 64 of them are technicians. As an ISO 9001:2000 approved enterprise, Zhengdan has become a cooperative base of Jiangsu University of Science and Technology for the combination of research, production and university.
Adopting the technologies and methods from Danyang Lianda Chemical Co., Ltd., we mainly produce P-diethylbenzene (PDEB) and Trimellitic anhydride (TMA): especially, our P-diethylbenzene (PDEB) was the project national spark program and got gold prize of hi-tech project in China hi-tech fair, good technical product prize in 99' international chemical industry technical achievement expo and promotion seminar, second prize of Ministry of Civil Affairs and “national new product” of China. It is mainly being used in large-scale petrochemical enterprises as strippant of xylene. Now, we are the biggest manufacturer of PDEB, with the annual output of 7,000 tons. Moreover, we are the second biggest manufacturer of TMA, with the annual output of 35,000 tons. Our TMA was the project national torch program, and its production method (continuous oxidization method) got Chinese patent of invention, patent of utility model and design patent. Now, TMA is widely used in polyester resin for powder coating, polyimide resin in insulating paint, soluble polyester resin, top-grade plasticizer, and curing agent of epoxy resin, etc.
Zhengdan takes "depending on technologies for further development, to be leading enterprise, stressing credit" as policy. Relying on leading technologies, matured production experiences, complete sales network and modern management system, Zhengdan is striving to provide customer all over the world with quality product and excellent service!
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