Tianjin Qianggong Hydraulic Machinery Co., Ltd., located in Xitai Road West, Liangwang Village, Jinhai County, Tianjin, was founded in 2002. The leading product in 2004 was HSG series combined sealing hydraulic cylinder named "Jin Wenqiang". It is widely used in such fields as engineering machinery, mining machinery, hoisting and conveying machinery, metallurgical machinery, water conservancy and vehicle. Our company passed ISO9001:2000 International Standard Quality System Certification in Dec. 2004. With our growth, our company extended to bicycle design and manufacture. Covering an area of 20,000sqm and with over 300 workers, our company has a total asset of 60,000,000 Yuan. There are a large number of professionals developing and studying eco-friendly tires with new patterns. Our technicians and management personnel guarantee the quality of products, making our products rank top in the market. Currently, "Jiu Yu" tires, which are non-toxic, meet the eco-friendly standard and enter domestic and international markets. Our products are exported to Mexico, Columbia, Ukraine, Buru, Egypt, Poland and other countries.

Our products have gained the recognition of customers both at home and abroad. Our company passed ISO9001:2008 International Standard Quality System Certification in 2010.

Our company attaches great importance to quality, service and honesty. We will be stronger and more prosperous with our good management and creative spirit.