Shandong Hongjian Polymer Materials Technology Co., Ltd.. is located in Weifang Binhai district, Shandong, China. Established in 2004, it is a high-tech enterprise professionally specializing in research, development and production of macromolecular rubber & plastics materials. It covers 120 MU. It has 14 production lines and it’s annual production capacity can reach up to 150,000 metric tons. Weifang Changhai Chemical Co., Ltd. is it’s wholly-owned subsidiary.
Hongjian’s current main products are all kinds of rubber compounds which base materials include CPE, NR, BR, SBR, CR, EPDM, NBR and CSM etc. The products can be used for cables, hoses, rubber roll, tires, auto parts, sealing products, conveyor belts, appliance components and gym equipment etc. Involved in such areas as boats, high-speed rail, autos, electric power, mine, bridges, locomotive, construction, papermaking and medical instruments etc. Besides independent R&D, we also can precisely customize according to the requirements of the customers.   
Changhai Chemical keeps a long-term cooperation with Korean LG and Samsung to manufacture chlorinated polyethylene including such models as CPE135A, CPE135B, CPE130A, CM352 and CM352L etc. Changhai’s products not only keep a stable supply to Hongjian company but also are exported to Europe and North America etc. 
 With high quality performance and fine service, Hongjian products have enjoyed a good reputation from customers at home and abroad.   
In order to meet the demand of high-end products of the market, in 2017 Hongjian began to build new-style rubber compound centre, which has advanced production equipment. Production process adopts MES system intelligent terminal control and achieves transformation and upgrading of automation and intelligentization. Product quality has an overall improvement. More eco-friendly and more energy-saving.  
Our company pays attention to R&D expenditure and talent strategy. Every year 3% of sales revenue is used for R&D. It has good technical specialists in the industry and advanced testing equipment. Strengthen the cooperation with famous universities and professional scientific research institutes at home and abroad. Set up comprehensive experiment center and information exchange center. Create comprehensive service platform of production, study and research. Dedicated to becoming a high-end intelligent internationalized professional manufacturer of rubber and plastics materials.  
Hongjian Polymer Materials, a professional manufacturer of rubber compounds!