Guangzhou Conghua Wanbao Group has a health certificate. Entry formalities must be carried out with valid health certificate on the day of entry, especially in service industries, such as catering, hotels, tourism, KTV, bars, etc. It is impossible for a person to take up his post without a health certificate. Nowadays, many enterprises strictly enforce management, and every employee must apply for a valid health certificate and can't take up his post after stopping to rest. Service personnel in public places cannot recruit carriers of hepatitis B virus and tuberculosis virus.