What the qualification and document need to apply the work Z visa in china

As for work Z type, you need to provide those documents including your passport and copy of its data page, the completed application form attached with a passport-style photo, foreigner employment and an invitation letter from a duly authorized unit.

After you are employed by a company in PRC, the employer will get the last two documents for you. When the employer applies for the foreigner employment permit (work permit) for you, you need to provide the education certificate and certificate of work experience and other required documents.