HANGZHOU SFR TECHNOLOGY CO.,LTD

HANGZHOU SFR TECHNOLOGY CO.,LTD focuses on the development, production, and sales of chain drive systems, specializing in motorcycle chains and industrial power transmission and conveyor chains. Since 1991, the company has emphasized quality and continuous innovation to serve customers across a wide range of applications.

Backed by four fully owned factories and one joint venture, SFR offers an extensive portfolio, including sealed-ring motorcycle drive chains, timing chains, agricultural machinery chains, transmission chains, conveyor chains, plate chains, stainless-steel chains, and matching sprockets. Beyond standard DIN and ISO products, the company also produces non-standard chains tailored to customer requirements for materials, heat treatment, and attachments.

SFR maintains a strong technology foundation through cooperation with universities and research institutes in China, supported by an Intelligent Chain Drive Research Center within the group. With more than 70 patents and a focus on lean management, the company supplies competitive, reliable chain solutions for industries such as agriculture machinery, motorcycles, metallurgy, wood processing, food and beverage processing, logistics conveying, engineering machinery, packaging, coating, and glass manufacturing.

To support responsive supply, the company reports a daily capacity of 80,000 motorcycle chains and 50 tons of industrial chains, enabling fast delivery for global customers. Its products are exported to over 80 countries, and the company holds the distinction of AAA Integrity Enterprise in Zhejiang Province.