Shengzhou Xinglong Machinery Co.,Ltd., specializes in manufacturing and supplying a wide range of high-quality sprockets, gears, pulleys, and couplings for various applications. Based in China, XL is strategically located in the Shengzhou Sanjie Industrial Zone, in the Zhejiang Province. As a major manufacturer, the XL Machinery facility currently covers an area of 86,111 sq. ft. (8,000 square meters.) . Founded in 2008, XL Machinery has sustained steady growth, with a team that now includes 90 employees.Adhering to the quality management concept of "quality for survival, quality for development", XINGLONG Machinery has established a complete set of production quality control system. From controlling raw materials, monitoring production process, all-dimensional testing to the last inspection before shipping. In the rigorous, pragmatic, scientific and dedicated spirit, we are striving to create products and services that satisfy our customers. The company has a range of measuring tools, including Caliper, Internal Diameter Dial Gauge\Go/Not-go gauge, which are calibrated and upgraded regularly. We also have Runout Tester, Rockwell Hardness Tester and Image Measuring Instrument for quality inspection, with precise inspection and improved test, ensuring quality consistence of our products.