Zhonghai shipping engine parts factoty specializes in producing various engine valves since 1990,which collects together research and deveopment ,production and sales .our factory covers an area of 20000square meters ,with advanced technology and productiong process,strict testing measures to ensure better product quality ,after nearly 30years effort ,our factory has rich experience in manufacturing diesel engine valves and has become one of the biggest engine valve factories in China .

Other Products

In order to serve customer well and meet their needs ,zhonghai factory had developed various engine parts,such as valve guide ,valve seat,piston,piston pin,bearing and adjustable shim etc.

Advanced Technology

Our factory owns more than 150 advanced special equipments,introduced technique from Japanese FUJI,useing electric upsetting, double metal friction welding,blasting,chrome-plating,solution heat treatment,form grinding,polishing spiral,mirrow polishing,the valve surface usingstellite or Ni-base alloy welding process, the stem using Nitrogen gas fasification process,

Packing and Delivery

Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.