Nanjing Qingpei Xun Engineering Technology Co., Ltd. adheres to the corporate philosophy of "Quality First, Continuous Improvement, Safety and Trust, Sustainable Innovation," aspiring to become a renowned and influential professional company in China that integrates the research and development, supply of materials, system design, construction installation, technical guidance, and after-sales service for siphon drainage systems, rainwater recycling systems, and level drainage. The company's management and design team, all from the professional water supply and drainage industry, have undergone years of refinement and have accumulated rich and valuable professional experience, laying a solid foundation for the company's development.Since our establishment, we have focused on the development and application of roof siphon drainage systems and sponge city systems, earning high praise and recognition from both new and existing clients. We offer rainwater solutions to both new and existi...