You can just get a transit visa from the Chian embassy in India with the documents follow:
A. A appropriately and authentically fulfilled visa application form.
B. Applicant's passport valid for at least six months with at least 2 blank visa pages.
C. One recent passport size photograph.
D. One Passport photocopy.
E: Get the visa of destination country before applying transit visa.
F: Covering letter from applicant's company or employer addressed to visa office.
G. Photocopy of a confirmed onward air ticket to the destination country.