Dongguan YunXin Trading Co., Ltd  

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Dear sir
Our company export carbon steel,alloy steel,tool steel
C45/EN8
4140/42crmo4/EN19,4340,5140
D2/1.2379,D3/1.2080,O1/1.2510,SKD11,CR12Mov,1.2316,1.2083,1.2311,1.2738
52100/En31
If you have any inquiry,contact me ,tks [详细介绍]