Wuhan Xinyingda Chemicals Co., Ltd was established in summer of 2006. At the begining, we only manufactured sodium lignosulfonate and calcium lignosulfonate, after 3 years\\\' development, we achieved a fast and stable growing up. In March and August of 2009, we separately invest to produce and supply another two kinds of concrete admixture: sodium gluconate and sodium naphthalene sulfonate formaldehyde superplasticizer (poly naphthalene sulfonate formaldehyde ) .