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PRODUCTS SPECIFICATION StandardASTM, GB, API, JIS, BS, DIN, YB, SNY, ETC Material10#, 20#, 45#, A53A, A53B, A106Gr.A, A106Gr.B, A106A, A106B, St52, St358, 16Mn, Q235, Q195, Q345, Q215, API 5L Gr.B, Gr.65, Gr.60, Gr.70, X42, X52, X60, X65, X70, X80, Etc…

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Our History CHAOLANG Industry & Trade has been in business since August 2006. YONGKANG SHUANGLONG CRAFT & GIFT FACTORY (predecessor of CHAOLANG) has been established, starting in the business of drinkware (insulated food and beverage containers); In…

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