As a professional construction chemicals manufacturer in China, Henan Kingsun Chemical Co., Ltd. has been focusing on the research and production of various concrete admixtures for more than 15 years. And these concrete admixtures mainly include Polycarboxylate Superplasticizer (PCE), Sodium Naphthalene Sulfonate (SNF), Sodium Gluconate 98%, Sodium Lignosulfonate (SLS), Calcium Lignosulfonate (CLS) and other chemicals for concrete.