Business Development Manager In Latin America
CurrentTianjin Chengyi International Trading Co., Ltd. is a professional chemical manufacturer, Our sister company Shanxi Yuanping, one of the leading professional manufacturer, produce full series Oxalic Acid, Oxalate Salt and Oxalate Ester. Formic acid,Formate Salt. Sulfamic Acid and Sulfamate Salt etc. As a professional chemical exporter, who have more than 20.