Relevant information shows that Qinhuangdao Aoyin Palace is real, and Qinhuangdao Aoyin Culture Communication Co., Ltd. was established on May 3, 20654381day. Legal representative Yang, the business scope of the company includes: marketing planning; Act as a performance agent; Celebration etiquette service; Conference and exhibition services; Design, produce, represent and publish all kinds of domestic advertisements; Rental of lighting, sound and stage equipment * * * (projects that must be approved according to law can only be carried out after approval by relevant departments).