Hangzhou UniBear Industrial Co., Ltd. was established in 1995,located in Yiqiao Industrial Park, Hangzhou Xiaoshan Economic and Technological Development Zone, near to the Xiaoshan International Airport.Our company adopted international updated production equipments and technology , the products can meet the demands of ISO, ANSI, DIN, BS and JIS standard. Our mainly products including A and B series short pitch precision roller chain, bushing chains, Tractive chains, conveyor chains, agricultural chains, and stainless steel chains, over seven hundred items and thousands of specifications. it was extensively used in industrial and agricultural machinery, wood conveyance, daily chemical products, home appliances, forklift, metallurgy, food and beer industrial and so on.The company has obtained the certificate of ISO 9001:2000 Quality Assurance System and ISO14000 environment system certification and authorized to independent import and export. The product has been sold to international market such as European, American and South-east Asia etc. At present, the company is one of the important chain export enterprise in China