Foreigners who want to work in China should first get in touch with a valid Chinese employer who has an employment license for foreigners issued by related labor administrative bureaus.
Foreigners with permission to work in China should apply for employment visas at the Chinese embassies.
Employers of foreigners should get employment permits for their foreign employees within 15 days after their entry into China by providing related documents.
Foreign employees who have received their employment permit should, within 30 days after their entry, apply for a residence permit from local public security bureaus. The term of validity of the residence certificate may be determined in accordance with that of the Employment Permit.
Chinese employers and their foreign employees should conclude a contract in line with law. The term of the contract should not exceed five years and such a contract can be renewed.
The employment permit of the employed foreigners shall cease to be effective upon the expiration of the term of the labor contract between the foreigner and employer.
Source: Rules for the Administration of Employment of Foreigners
(China Daily October 25, 2006)