I had admission to study in china. how long will it take me to get the student visa and what is the cost involved? What is the proceure?

It usually takes 4 working days to process a visa. And a single-entry visa costs you USD40.
THe requirements for a student visa:
1. your original passport valid up to at least six months with at least one visa blank page
2. completed Visa Application Form (Form V2011A) and Supplementary Visa Application Form (Form V2011B)
3. Please affix one recent passport style color photo with full face, front view, no hat, and against a plain light background on the visa application form.
4. X visa (with over 6 months stay in China) applicants should provide the original and copy of approved Foreign Student Visa Application Form (JW201 or JW202) issued by the Chinese authorized unit, and the Admission Notice from the Chinese school;X visa applicants shud also submit a Physical Examination Record
5. F visa (with less than 6 months stay in China) applicants should provid the Enrollment Letter from the Chinese school
6. other deemed necessary documents by the Embassy of China