Mailed applications are not acceptable and will be returned. You may submit the application to the Visa Office of the Embassy or Consulate-General which holds consular jurisdiction over the state where you live in; if you cannot go in person, you may entrust someone else or a travel/visa agent to transact your application affairs. No appointment is required.
A neatly filled out L visa form, passport (with at least 6 months validity and at least on blank visa page), and a 2 inch passport style photo.
All USA visas cost $140 regardless of number of entries or duration of stay. If you are a citizen of another country living in the USA a 6-month single-entry L visa will typically cost $30. Cash or personal checks are not acceptable. Pay by Visa, MasterCard, money order, cashier's check or company check.
Visas can be picked up on or after the pick-up date specified in the receipt. The receipt must be presented. Applicants can pay and pick up visas themselves or send an entrusted person or travel agency with the receipt.
You need to choose the Visa Office of the Embassy or Consulate-General which holds consular jurisdiction over the state where you live. See figure below. Addresses, etc. follow the office hours info.
The embassy and the consulates generally have the same visa section office hours: 9:30am–12:30pm, 1:30pm–3pm (Monday–Friday, except holidays)
Holidays Schedule in 2011: New Year's Day, Martin Luther Kin's Birthday, Spring Festival, International Labor Day, Memorial Day, Independence Day, Labor Day, National Day, Columbus' Day, Veterans' Day, Thanksgiving, Christmas
No same day visa service in May, June and July 2011.
Note: This information was last updated on June 17, 2010. See the embassy website for confirmation: http://www.china-embassy.org/eng/