Can you tell me what your purpose to China, by which I can provide you the detail info for your type of visa.

Here is the info the Chinese Embassy is stating for Pakistani Visitors:

A. For Business/Conference Purpose:

1. Valid passport of the applicant.
2. Completely filled-up China visa application form, With a photo.
3. Original visa notice from the authorized unit of China.
4. Invitation letter from the partner/sponsor of the applicant.
5.applicant's company covering letter.
6.Income certificate or bank statement of the applicant.
7. Certificate of the Chamber of Commerce and Industry, Pakistan(if have).

B. For Transit:
Original and photocopy of the valid visa of the destination country and of return / through ticket.

C. For Family-Visit:

1. For applicant visiting his/her Chinese spouse or relatives in China.
Notarization of spouse/relative relationship produced by a Chinese notary
office and invitation letter from the relative in China or the marriage
certificate (original and photocopy) of the applicant.
2. For applicant visiting Pakistani spouse or relatives in China.
Photocopy of the identification certificate of the inviter and invitation
letter from the unit/school in which the inviter works/studies in China.

This is what they have said in writing:

3. Individual tourist visa application for Pakistani passport holders is not acceptable under present policy. The Pakistani individual tourist can join a tourist group organized by the travel agencies.