2-Year Multiple Entry Visa Requirements:
(1) Current passport with at least 2 years of validity
(2) One photocopy of the personal information page of the passport (the page with the applicant’s photo)
(3) Completed visa application form
(4) One recent passport-size photo
(5) The applicant has entered China before and presents evidence of this, such as one photocopy of his/her most recent Chinese visa.
(6)One of the following requirements must be met:

(A) The applicant holds an academic title of associate professor or higher at a foreign institution of higher learning and/or research. He/she must also be a guest professor or hold another long-term position at a Chinese institution of higher learning and/or research. Original credentials (and photocopies) from both foreign and Chinese institutions must be presented. (Originals will be returned.)

(B) The applicant has investment in China and presents the original business license (along with one photocopy) registered under his/her name. (The original will be returned.)
(C) The applicant holds a senior technical or management position in a foreign company with a branch in China and presents an application letter from the foreign company along with an invitation letter from the branch in China. The application letter must include the applicant's position and purpose for visiting China. Both the application letter and the invitation letter must be typed on the company's official letterhead and bear the company’s seal, or the signature of the manager in charge.