Our Luohe Hongfu Chemical Co***ny Limited is the manufacturer of the construction chemical raw material. The high quality construction chemical raw material prdouct include:Sodium lignosulphonateCalcium.lignosulphonate Sulphonate naphthalene formaldehyde.Polycarboxylate superplasticizer.Sodium gluconate.HPEG/TPEG. With competitive price and excellent service. We always satisfy the client's need....