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Hunan Top Oxy-Hydrogen Generator Co., Ltd.
Guangdong Honny Power-Tech Co., Ltd.
Jiangyin Yangtian Gas Equipment Co., Ltd.
Shandong Lvhuan Power Equipment Co., Ltd.
Guangzhou Huilin Air Separation Equipment Co., Ltd.
Suzhou Since Gas System Co., Ltd.
Okay Energy Equipment Co., Ltd.
Changsha Kingkar Eco-Technologies Co., Ltd.
Fujian Ideal Electric Co., Ltd.