Wuhan East China Chemical Co., Ltd. is a development, processing, production, sales, lignin sulfonate, calcium, magnesium, ammonium salt lignosulfonate series products and professional production and sales of lignin modified superplasticizer, sodium gluconate, the synthetic multi magnesium silicate adsorbent polymer Run tube agent (concrete pump truck professional type), fine chemical products, the integration of science, industry and specialty chemicals company. Hubei Wuhan, located in the ...