SupplyLarge diameter IC card intelligent water meter large diameter meter valve integrated intelligent charge water meter (φ40~φ350) is my company after the home intelligent charge water meter large area promotion, in accordance with the requirements of the majority of water company users, through my company"s research and development personnel successfully developed high-tech new products, Large-caliber IC card intelligent water meter is composed of water meter, intelligent controller and reader with its own valve. In addition to measuring the water consumption of group users, it can also use IC card to purchase water, and automatically alarm and close the valve to stop supply according to the purchase amount and actual usage of users