You don't tell which type of China visa do you want to apply for, please give the answer according the below information.
Ordinary Chinese Mainland Visa is divided into eight types as follows:

D Visa: Issued to those who are going to reside permanently inChina.

Z Visa: Issued to those who are going toChina for a post or employment, and to their accompanying family members.

X Visa: Issued to those who are going toChina for study, furthering studies or intern practice longer than six months.

F Visa: Issued to those who are invited toChina for a business visit, an investigation, a lecture, scientific-technological& cultural exchanges, short-term furthering studies or intern practice less than six months.

L Visa: Issued to those who are going toChina for tourism, family visiting or other private reasons.

G Visa: Issued to those who are going to a third country in transit ofChina.

C Visa: Issued to crewmembers involving international-based transportation by trains, airway and ships and their accompanying family members.

J Visa: Issued to foreign journalists for the purpose of reporting from China