I have to go to shanghai for bussiness travel. Could you inform for requirement documents for China visa? Thank

The requirements for business visa application:
(i) Original passport which has more than 6 months left before it expires from the date of application and sufficient blank visa pages.

(ii) One completed Visa Application Form with a recently-taken passport photo

(iii) An invitation letter from the host company or the partner in China, or a letter from your company (Original letter, copy or fax are all acceptable).