| Founded in 1999, Tianjin Sanjiangyuan Minerals Trading Co., Ltd. (SJY) is a new type specialized trade company with good reputation in TEDA (Tianjin Economic and Technological Development Area), China.
It (SJY) handles import and export operation of goods metals and mineral products, chemicals, especially steel and foundry industry used raw materials with its SJY brand, such as SJY Foundry Coke, SJY Metallurgical Coke, SJY Calcined Petroleum Coke, SJY Carbon Paste, SJY Caustic Soda Flake, and so on.
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