Zibo Rongzhi Chemical Co.,Ltd was founded in 1992 Our company is a professional company that produces serial iron oxide pigment. And owns advanced equipment for producing high quality pigment.Also we have owns brand “JIUHONG”.We are one of the most important pigment producer and supplier in all of the world as well.Withe the development of our company,we have began to invest a series of products.Except from iron oxide series,our product…
