according to the list of 123.com, the top ten brands of domestic gas boilers are Dixon boiler /DEVOTION, Shuangliang/Huangliang, Hongguang boiler, Sitong boiler, Beijing Bawei, Boruite, Zhengguo, Yuanda boiler, Zhongzheng boiler and Jianglian Heavy Industry.

1. Dyson Boiler was established in 197, and is a subsidiary of Dyson Joint-stock Technology Co., Ltd., which specializes in R&D, production and sales of industrial boilers and pressure vessels.

2. Jiangsu Hengchuang Packaging Material Co., Ltd., Shuangliang, a famous trademark in Jiangsu Province, a famous brand product in Wuxi, a national key high-tech enterprise, an important GMT composite material production base in China, and one of the larger packaging film production enterprises in China.