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Technology Research and Development
Technology Research and DevelopmentThe testing center covers a total area of 3,000 m² and employs over 50 engineering and technical personnel. It is equipped with more than 60 sets of experimental and analytical instruments, including physicochemical and material‑property laboratories. The center can conduct comprehensive performance evaluations for a wide range of rubber materials, compounded rubbers, and finished products. By providing precise data for material quality control and product‑specific property testing, the testing center plays a pivotal role in material selection, formulation development, and the enhancement of product performance.
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News and Information
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News and Information
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2026-07-16
Startup phase
Early days of establishment in 1986
Enterprise restructuring in 2000
Factory location: Xinbei High-tech Industrial Development Zone
2026-07-16
2001
Registered and established as: Changzhou Donghai Rubber Factory Co., Ltd.
Factory location: Xinbei High-tech Industrial Development Zone
2026-07-16
2005
New branch plant: Changzhou Southeast Taifu Rubber Manufacturing Co., Ltd.
New plant site: Xuejia High-tech Zone, Xinbei District (new plant)
Newly added sub-factory: Changzhou Hailaite Electronic Technology Co., Ltd.
Newly added factory site: Xinbei High-tech Industrial Development Zone (North Factory Site)
16
2026/07
New branch plant: Changzhou Haixuan New Energy Co., Ltd.
Expanded plant: Xinbei High-tech Industrial Development Zone (North Plant)
16
2026/07
New branch plant: Xuzhou Haifu New Materials Co., Ltd.
New plant: Xuzhou Pizhou High-tech Development Zone
16
2026/07
Contact Information
Address: Changzhou Economic and Technological Development Zone, Jiangsu Province, China
Phone:+86 519 85128730
Fax: +86 519 85128720
Email:donghaixj@163.com ddff63@qq.com
Website: www.czdhxj.com
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