As a member of the China Friction Sealing Materials Association and a member of the China Association of Automobile Manufacturers, Hengtongs technical master pa...
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In order to meet the different needs of customers in different countriesof the world, Hengtong has a dot component registration reply approved by the US Departm...
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Our company is the governing unit of China Friction Sealing Material Association and member of China Automobile Industry Association. The companys products have...
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