Chongqing Berkeley Trading Co., Ltd., its brands: Charlotte Water Pipe, Shark Pipe, Runsuo Water Purification, Zhuoleti Drainage System, as the general agent of Charlotte Water Pipe in China, Jiangsu Daocheng 304 food grade stainless steel water supply pipe in Chongqing, is an enterprise integrating the sales and technical promotion of customized water systems for the whole house, The products sold are distributed around the world and used in the world's architecture. The original imported odor, sewage, drainage and mute DWV systems, ABS DWV pipes were introduced into China and sold in China. Good ABS pipe products and professional DWV systems make us become professional water pipe service providers in the industry.

Since its establishment, the company has always adhered to the principle of people-oriented and honest business, gathered industry elites, introduced foreign advanced technology into China, so that the enterprise will always remain competitive in the fierce market competition, and achieve rapid and stable development of the enterprise.