Yongchang Zinc Industry Co., LTD, which is the biggest manufacturer of Zinc Oxide in North China.Our main products are French Process Zinc Oxide: ZInc Oixde 99.8%, Zinc Oxide 99.7% and Zinc Oxide 99.5%; American Process Zinc Oxide: Zinc Oxide 99%, Zinc Oxide 98%, Zinc Oxide 95%, Zinc Oixde 92% and Zinc Oxide 90%. Thet are good for Rubber Industry, Paint Industry, Ceramic Industry, Chemical Industy, Electronic Industry, and so on. Our company also got the Certificate of ISO 9001:2000 on January 9, 2007. So we can ensure our quanlity and service.