GN Chemicals Co., Ltd. is a fast growing pharmaceutical raw materials company in China. We are bulk drugs researcher, supplier, distributor & exporter. We specialize in Vitamin series products, Antibiotic products and Plant extracts. It is remarkable that we are now one of the largest exporters of Vitamin B12&Vitamin C in China. Relying on our own R&D center in Shijiazhuang city, we try to satisfy strict demands from customers and also provide good suggestions based on own technology.