Department of Commerce of Zhejiang Province
Zhejiang Association of Refrigeration
Zhejiang Refrigeration and Air-conditioning Industry Association
Jiangsu Association of Refrigeration
Zhejiang Fluoro Chemical Industry Association
Zhejiang Fluorine material industry technology innovation strategic alliance
Beijing Worlead International Exhibition Co., Ltd.
Hangzhou Coowor Network Technology Co., Ltd.
Ningbo Association of Refrigeration
Hangzhou Fima Expo Co., Ltd.