Dongguan Huihuang Energy Co., LTD. (hereinafter referred to as Huihuang Energy), founded in 2007, is one of the three companies owned by Dongguan Haichang Group. It is engaged in domestic and international coal trade business, and is the largest coal trader in Guangdong Province and the vice president unit of Guangdong Energy Transportation and Marketing Association.Huihuang Energy is rooted in customers like electricity, paper and chemical industry in South China. Since 2013, the annual sales volume of Huihuag Energy has exceeded 10 million tons for 9 consecutive years and especially 12 million tons in 2020. In recent years, Huihuang Energy have maintained good trade and cooperative relations with large state-owned coal suppliers such as National Energy, China Coal, Datong Coal Mine Group Co., Ltd., Zhejiang Materials Industry Group Corporation, as well as private coal mines such as Mengtai, Yinfeng, Li Liang and Xinglong.