Qingdao Copton Technology Co., Ltd.
Qingdao Copton Technology Co., Ltd. is the first listed company in China's lubricant industry on the main board (stock code 603798), and is one of the top ten lubricant enterprises in China. It is a professional manufacturer and service provider of lubricants and automotive maintenance products. It owns Qingdao Copton Petrochemical Co., Ltd., Anhui Shanglan Environmental Protection Technology Co., Ltd., Dingxi Technology (Shandong) Co., Ltd., Qingdao Copton Investment Co., Ltd., Qingdao Copton E-commerce Co., Ltd., and Qingdao Hydrogenqi New Energy Technology Co., Ltd.