Changzhou Hengda Chemical Co., Ltd. is located at No. 18 Lingshan Middle Road, Xixiashu Town, Xinbei District, Changzhou City, only 8 kilometers away from Changzhou Civil Aviation Airport, only 6 kilometers away from Luoshu Bay Exit of Shanghai-Nanjing Expressway, and south of National Highway 312, the Grand Canal and Shanghai-Nanjing The railway, north of Changzhou Port on the Yangtze River, is located at Highway No. 5 of Civil Aviation Airport Road, and the water, land and air transportation is very convenient.

The company specializes in the production and sales of chemical products such as piperazine hexahydrate, piperazine anhydrous, and hexapentapiperazine. The products are mainly used in chemical and pharmaceutical industries. Piperazine hexahydrate is mainly used to produce anthelmintic drugs piperazine phosphate, piperazine citrate, as well as fluphenazine, tonic, rifampicin. Piperazine hexahydrate is dissolved in ethanol, added with glacial acetic acid, stirred and cooled to precipitate piperazine acetate, which can be used to synthesize the hormone drug prednisone sodium phosphate. Piperazine hexahydrate can also be used to produce piperazine acetate pharmaceutical intermediates. Piperazine is also used in the production of wetting agents, emulsifiers, dispersants and other surfactant products, as well as antioxidants, preservatives, stabilizers, plastic processing aids and rubber additives. Over the years, the products have been used by the majority of users and have won unanimous praise, and have established long-term cooperative relations with our company.