Useful Links

U.S. Citizenship and Immigration Services (USCIS)
Home Page
Case Status
Medical Doctor
Processing Time
Change of Address

U.S. Department of State (DOS)
Visa Bulletin

Ministry of Commerce of the People’s Republic of China
Home Page

Invest in China
(Operated by Investment Promotion Agency of Ministry of Commerce of the P.R. China)
Home Page

State Administration of Foreign Exchange of the P.R. China
Home Page (in Chinese)