Our main products include pin, block, piston and sleeve, which are mainly used in engineering machine, wind generator and food package machine.
主要产品为销轴，阀块，活塞，衬套等，主要应用于工程机械，风力发电机，食品包装机械三个领域。
Engineering construction bidding and goods stock bidding are two main field in our bidding business.
工程建设招标和货物采购招标已成为我国招标业的两大主要领域。
Our main products are development PU self-formed leather products, such as seat handles for different kinds of passenger cars, e-bikes, and engineering and machinery seat;
各类客车座椅坐垫扶手，电动车座椅坐垫扶手，工程机械座椅坐垫扶手等开发性PU自结皮制品；
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