Hangzhou Zhengli Automation Control System Co., Ltd. (formerly known as Jiatai Machinery Co., Ltd., established in 1998), is located in the Energy and Environment Industrial Park of Hangzhou Qianjiang Economic Development Zone. The company owns 5,000 square meters of factory buildings, covers an area of 5 acres, with a registered capital of 5.18 million and fixed assets of 35 million. It is a joint-stock enterprise specializing in the research, development, production and sales of electric and intelligent Internet valves for intelligent heating control, central air conditioning water system control, solar and hot water system control. After 20 years of accumulation and development, we have established a relatively complete production inspection system for injection molding, CNC numerical control machining, semi-automatic assembly, aging test, and full performance testing. The company has obtained and maintained the certification and operation of IS09001--2008 quality management system; established the technical department, measurement room, laboratory, quality department, production department, purchasing department, sales department, finance department, administrative department and other institutions for the company. The technical, quality and production management provides organizational assurance.