China is lack of water resource, water shortage and pollutions is a serious problem in china. One side, industry's development can not exist without water, the agriculture depends on water, industry and agriculture competition for water source will limit the economic development in China. This phenomenon is more obvios in north dry area of china.

So, save water and up water usage efficiency is a very important things for us.

China is a big agricultural country, agricultural using up a large parts of water supply, our irrigation controller using moisture sensor to control magnetic valve open/close, to optimize irrigation and save water.