About the water supply pipeline, pipe fittings, locks and accessories in the field of water supply installation at various points. According to the annual plan In case of an emergency or urgent reason of the call. And, in the case of abnormal pressure of water. Or the flow rate of water at night. Including the data statistics, history, looks into exploration and repair pipe system in พื้นที่ต่าง. Operations and relations to those related to proceed.