Lianyungang circle International Trade Co., Ltd. is located in the beautiful port city, Lianyungang. The location and transportation is convenient. We have own Production plants, To rely on superior manufacturing conditions, become a professional Sodium Hydrosulfide and barium sulfate production enterprises.

We have experienced technicians, advanced manufacturing equipments and complete testing method. Our product quality can meet international standard. In addition the company also operates calcium ammonium nitrate and magnesium sulfate series products

The company based in good faith, credibility first, quality assurance, for the purpose of serving the customer, is willing to cooperate extensively with friends of all circles to jointly create a better future.