Chang Tong Technology CO.LTD is a high-tech corporation focusing on auto parts,flange,end plate,plastic pipe fittings,and mould design.
Chang Tong corporation was founded in September of 2003,which is located in industrial demonstration zone of Gongyi City,Henan Province,China.
Now,Chang Tong corporation's economic indicators was ranked first place in Henan auto parts industry,also ranked first class in the country.Chang Tong now can supply leaf spring 50000 tons annually,120000 tons semi-finished fla...
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