Química Dalton
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Weifang Tongrun Chemical Co., Ltd. is located in the beautiful and rich Shandong Peninsula, in the Bozhuang Chemical Industrial Park of the Bohai Economic Belt, between the beautiful coastal city of Qingdao and the international kite city of Weifang,
INDOFINE Chemical Company Inc., established in 1981, is committed to providing high quality Rare organic, Biochemicals, Enzyme substrates and Natural products for the advancement of science.