Linqing Hangcu Bearing Co., Ltd. is located in Linqing, the "hometown of bearings" in China. It is a large-scale production base for domestic bearings in China. It is a professional bearing manufacturing enterprise integrating production, research and development and sales. The company has advanced professional production equipment at home and abroad, high-quality product testing methods, and high-quality professionals. The registered own brand "PPH" has an annual production capacity of 3 million sets, mainly producing category 0, high-end precision outer spherical and deep groove ball bearings with an inner diameter of 10mm to an inner diameter of 400mm.

The company has an advanced technology research and development center in the industry, and its products are widely used in: large-scale CNC machine tools, motors, agricultural machinery, machinery manufacturing, light industrial textiles, petrochemicals, cement, mining machinery, electric power, automobiles and other enterprises to provide supporting services.