Founded in 2002, HANGZHOU XZB TECH CO, LTD is a national-level high-tech manufacturing enterprise involved in cold forming technology researching and developing.

XZB has been devoting itself to the research and development of valve train system and parts manufacturing in car industry; The main products includes valve cotters ( collets )、valve spring retainers、hydraulic lash adjusters& finger followers、push rods and tappets for heavy duty diesel engines. Moreover, XZB also has been supplying precision cold forming components together with good service for power tool、household electrical appliance、aerospace、machinery and other applications.

Our innovative engineering team combined with our talented management team insures to provide our customers with best quality products and to keep the leading role in its field.