How to obtain a work visa while already in China

Yes, it’s possible for him/her to change the tourist L type to a work Z type in China. He/she needs to provide passport, the application form, a passport-style photo, temporary residence registration form, work permit, an invitation letter of a duly authorized unit, and other documents required by the consular officers. Next, go to the exit and entry administration of the local PSB to convert the tourist L type to work Z type.