1, Hangzhou Huadian Huayuan is a national key high-tech enterprise in the fields of construction, energy and environmental services, and also the largest professional energy storage air conditioning system integrator in China, with outstanding achievements in low-temperature air supply and building automation. Huadian Huayuan has completely independent intellectual property rights of nano-thermal-conductive composite coil ice storage device and system technology, which passed the appraisal of national construction authorities in 2005, and met the relevant technical standards of ASHRAE and ARI, reaching the international advanced level. This product has been successfully applied to Shanghai World Expo Center, Hangzhou Citizen Center, Coca-Cola Factory and other major projects, with more than 100 domestic applications. The production capacity of this product ranks first in the world at present.

2. The Ninth Institute of Mechanical Engineering was established in 1958, which is the first institute of automobile industry engineering in China. China is the first Grade A design and research institute engaged in automobile industry planning, factory design and construction. The Ninth Institute of Machinery is known as the cradle of China automobile factory design, the top 100 enterprises in China engineering survey and design industry, the top 50 enterprises in China engineering survey and design industry, the national high-tech enterprise and the national industrial design center.