What doesn't need a health certificate in Luannan?

Sales jobs, teachers. Occupations that do not need health certificates are engaged in food production and operation according to the Food Safety Law and the Regulations on Hygiene Management in Public Places. There are sales jobs and teachers who don't need health certificates in Luannan. Luannan County is a municipality directly under the Central Government of Hebei Province, which belongs to Tangshan City, Hebei Province. Located in the northeast of Hebei Province and the southeast of Tangshan City, it is adjacent to Laoting County in the east, Fengnan District in the west and Caofeidian District in the southwest.