Rubber products for construction machinery
Product Series
/Dedicated to the manufacturing and R&D of rubber and plastic products.
Rubber Hose Product Series
Rubber vibration-damping product series
Rubber Sealing Products Series
Precision injection-molded parts product series
Rotational Molding Hydraulic Products
PDCPD series products
Product-related industry sectors
By deeply developing advanced polymer materials based on existing structural components, we are simultaneously advancing research and development and application in the fields of non-metallic hoods and non-metallic cabs.
Donghai Rubber
Dedicated to the manufacturing and R&D of rubber and plastic products.
Changzhou Donghai Rubber Factory Co., Ltd. was formerly the Hose Division of Changzhou Lanling Rubber Factory, established in 1965. Following institutional reforms, it was reorganized and officially founded in 2001. The new factory is located within the Changzhou High-Tech Development Zone, enjoying an elegant environment and convenient transportation: it is just 1 kilometer from the Ring Expressway, 1 kilometer from the Shanghai–Nanjing Expressway, 1 kilometer from the Beijing–Shanghai High-Speed Railway, 10 kilometers from Changzhou Airport, and 8 kilometers from Changzhou Port, making its location exceptionally advantageous. The company’s total floor space spans 55,000 square meters, and it employs more than 300 staff members, including over 50 mid‑level and senior technical professionals.
Company establishment
Company building area
Industry experience
Corporate employee
Donghai Rubber
Rubber Hoses | Rubber Vibration Dampers | Plastic Products
Changzhou Donghai Rubber Factory Co., Ltd.
The company places great emphasis on investing in core‑technology R&D, having established technical collaborations with Tongji University, Tsinghua University, Southeast University, Chongqing University, and Southwest Jiaotong University. It has introduced automated production lines for braided and knitted rubber hoses, and, drawing on its many years of accumulated expertise, has brought these two lines to a world‑leading standard. Furthermore, the company has maintained long‑term partnerships with university experts in the fields of engine mounts and cab shock absorbers, ensuring that the performance of its products consistently meets world‑class benchmarks.
Hailaiti
Urea Tank Assembly | UQS Sensor | Fuel Tank Heater
Changzhou Hailaite Electronic Technology Co., Ltd.
Specializing in the production of electronic components and plastic parts for the automotive and construction machinery sectors, our product portfolio spans multiple critical systems:
Haixuan
Automotive Plastic Tubing | Energy Storage Cooling System
Changzhou Haixuan New Energy Co., Ltd.
The company specializes in the design, R&D, manufacturing, and sales of piping systems for energy storage equipment and automotive plastic tubing, as well as related components, operating at the intersection of the new‑energy and automotive‑parts industries.
Hai Fu
New Material (PDCPD) | Sponge Products
Xuzhou Haifu New Materials Co., Ltd.
Primarily manufactures sound-insulating and noise-reducing interior components for construction machinery and automobiles, as well as engine hoods (such as excavator hoods) and vibration-damping panels.
产品中心
Products center
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