MLM refers to the behavior that organizers and developers illegally acquire wealth through developers or require the developed personnel to obtain the qualification to join on the condition of paying a certain fee. Jiagu quba is a scar management brand under the name of Sun He, chairman of Zhengzhou Jiagu Pharmaceutical Technology Co., Ltd. The company's business is quba, which integrates product research and development, operation and sales, marketing planning, education and training. Is a franchise brand, registered by Zhengzhou Municipal Market Supervision Administration, with complete qualifications and legal operation. It can be evaluated before deciding whether to join, so Zhengzhou Oracle bones are not pyramid schemes.