About 80 new-special  models of cylinder liners are developed with the support of some customers.So to keep the benefit for these customers,we only supply these new-special models of products to them in two years, according to our agreement

	Welcome  your visiting ,  your drawing,  your sample,  your help !    We’ll pay for your drawing, your sample, your help --- useful for us.    We’ll develop new models only for you according to your drawing or sample
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