Xiamen Zhongjing Technology company limited as one advanced high-teceh enterprise which is specalized in siphonic roof drainage system and wall drainage system. Along with the widely application of siphonic drainage systems in the world, our company always hold the innovation of scientific and technology as to pushing forwardd the propulsion of practice of sustainable development. And has received various recognizationss after successfully putting into practice of our self-developed softtware of roof drainage systems. We offer the most integrated service of designing, constructing and maintaining after service.