Documents required for foreigners to apply for work permits are as follows:
(I) A completed Application Form for Foreigner's Work Permit;
A completed Application Form for Foreigner's Work Permit.pdf
(II) Supporting documents concerning work qualifications;
(III) Certificates of the highest academic degree (diploma) or relevant approved documents and professional qualification certificates authenticated by apostille (from member countries of the Convention Abolishing the Requirement of Legalisation for Foreign Public Documents), or by Chinese embassies or consulates abroad;
(IV) Certificates of no criminal record;
(V) Physical health examination certificates;
(VI) Job contracts or certificates of employment (including letters of dispatch from multinational companies);
(VII) The applicants' valid passports or other valid international travel documents;
(VIII) The applicants' bareheaded, full-faced photos taken within 6 months;
(IX) Relevant supporting documents of the accompanying family members;
(X) Other relevant materials as may be required.
Procedures: The employer shall log in to the Management and Service System for Foreigners Working in China through the National Human Resources and Social Security Government Affairs Service Platform
http://www.12333.gov.cn

for online processing.

Source：Ministry of Commerce of the People's Republic of China