Emerald belongs to emerald cosmetics ltd., which provides skin-care services to address people's skin care problems. (b) the integration of cross-border resources through the comparative resources of the various shareholder companies, the granting of traditional beauty industries to the electrician gene, the online use of large data technologies through multi-year utility-operated customer mass databases, and the introduction of offline electrical evaluation systems and sharing and sharing mechanisms to guarantee quality of service and achieve mass entrepreneurship; through a combination of online and offline, a perfect integration of o2o was achieved and new poles in the retail beauty industry were created. 1. Existing projects: zoo project, spectrum project, white project, skin allergy maintenance project. 2. Plumbing projects: services to populations with pox, scabies or oily skins to improve the skin condition of this sector and to keep their skin clean. 3. Scab project: to serv...