School factory specializing in the production of hot water controller card machine water-saving devices

Chengdu Zhengyang world company specializing in the production of smart water meter IC card, IC card intelligent systems, water control, campus card products. Hot focused school investment projects, investment program integrates resources project cooperation, investment hot water customers more convenient and efficient recovery of costs to improve profits and achieve investment clients, supply-side air heat pump, IC card water control multi-win situation. Phone: 028-85824136 / 18980407579, welcome to consult all types of water control technology issues and investment programs. http://shop1403158882490.1688.com/