Tianjin Ronghui Yanyang International Trade Co.ltd is a Tianjin Ronghui Yuanyang International Trade Co.Ltd, a industry & trade enterprise. Tianjin Ronghui Yanyang International Trade Co.ltd is a special in manufacturing chemical products such as STPP, Carbon Black, Titanium, SHMP, Iron Oxide, Lithopone, Zinc Oxide, Caustic Soda, Formic Acid, Oxalicacid, Pentaerythritol and so on. Our company have got a good reputation in international market with good quality and reasonable price. I hope we can have the opportunity to cooperate with you, to build an equal and mutual beneficial relationship with you. If you are interested, please feel free to contact with us.