Qingdao weiguangyonghui Chemicals Co., Ltd. is located in Qingdao,China. which is a leading manufacturer in chemical industry .we mainly engaged in producing and exporting pigment green,pigment blue,titanium dioxide,iron oxide red,iron oxide black,iron oxide yellow,iron oxide brown,chromium oxide green and other pigment products. We had strong technical force, production experience, advanced equipment, as well as a complete inspection measurement system to make various chemical products.