Relying on the database platform of China Automobile Brand Research Institute （hereinafter referred to as the database platform） under China Automotive daily，this report selects the top 30 of the board directors and general managers of China’s independent automobile enterprise group and its subsidiary companies as the research object，carries out multi angle sorting，analysis and mining of public opinion data，and analyzes 2019. It is hoped that this paper can show the overall public opinion environment atmosphere of independent brand automobile enterprises in China and find the defects in public opinion information dissemination，so as to promote enterprises to carry out brand marketing activities more targeted，and further enhance the brand awareness and reputation of enterprises.