Zhangjiakou Kerma Fine Chemicals Co., Ltd. is a high-tech enterprise specialized in developing, producing and selling PVP series products. The company is located in Dongshan Industrial Park of Qiaodong District, Zhangjiakou, Hebei, China. So far, our annual production capacity has reached 1, 500 tons of NVP and PVP. Our PVP products include four series which are PVPK PVP-I, PVPP and PVP/VA copolymer. These products have more than forty varieties, and cover industrial grade.