Generally speaking, a health code is bound to a WeChat, and switching is not supported. If others need it, you can consider registering a WeChat or using Alipay's health code, which will have the same effect.
The application of health code covers community management, enterprises' resumption of work, transportation, school opening, drug purchase registration, supermarkets and shopping malls, and can help communities, enterprises and schools to do key work such as epidemic prevention management and epidemic control. In the prevention and control of epidemic situation and resumption of production, health code can realize efficient personnel flow management, improve the inspection efficiency of office buildings, shopping malls, subways, railway stations and other crowded places, and avoid excessive personnel contact and gathering.