Tianjin Guonuo Zhongsheng Chemical Co., Ltd is a professional manufacturer and exporter of Lithopone, Titanium dioxide, and Zinc oxide. We can supply all kinds of chemical materials with high quality and competitive price. We have strong technique, production and sale team. Make sure we can provide products satisfy you. we will spare no efforts to satisfy the requirements of both new and regular customers and supply them with first-class products and service.