Company Profile

Zhuji Rongguan Machinery Co., Ltd. (former Zhuji Diankou Yongsheng Bushing Factory) is located in Diankou Town Industrial Zone, South China Hardware City. It is 30 kilometers away from Hangzhou Xiaoshan International Airport, connected to the port city of Ningbo in the east, and Shanghai in the north. The geographical position is superior and the water and land transportation is very convenient.

The company was established in 1997, with a factory area of 6,800 square meters, strong technical force and advanced processing equipment such as CNC machining lathes, milling machines, punching machines, grinders, and physical and chemical inspection instruments. Products are purchased from materials-rough casting-rough turning processing-product testing-finished product packaging integrated production process. It is a professional manufacturer of copper sleeves, mainly producing copper sleeves of domestic and foreign brands such as red copper, brass, tin bronze, phosphor bronze, and aluminum bronze. Products are widely used in agricultural machinery auto parts (connecting rod copper sleeve, injector bushing, piston copper sleeve, steering knuckle copper sleeve), construction machinery accessories copper sleeve, textile machinery copper sleeve, ship accessories copper sleeve, ceramic machinery copper sleeve, etc. The copper sleeve can be customized with drawings and samples.