Hangzhou RUNPAQ Technology Co.,Ltd ，which has been inherited by national scientific research institutions for more than 60 years, has built energy-saving products that are more suitable for China’s healthy living environment. It has comprehensive resource advantages such as talents, scientific research, products and markets. It is a national key high-tech enterprise and a "specialized and innovative" small giant enterprise serving the fields of energy and electricity, building environment, and smart water. Runpaq - the leading enterprise of energy storage and variable air volume air conditioning, and the intelligent manufacturer of high-end central air conditioning and intelligent instruments. It has core products and integrated solutions such as ice storage coil, water energy storage device, VAV terminal device, intelligent energy monitoring (electromagnetic flowmeter/heat meter), and uses Internet of Things technology to create a professional service platform for central air conditioning, creating a healthy, comfortable and energy-saving living environment for customers.