It takes 4 working days for visa application if you have prepared all the following documents:
1. One completed Visa Application Form with a passport photograph attached; the application form should signed by your guardian, your parents
2. Your passport with at least 1 year validity and at least 2 blank visa pages;
3. admission letter from the school in Shenzhen and Jw202 or JW201, the two documents should be sent to you by the scholl in Shenzhen
4. Physical Examination Record For Foreigners completed by local public hospital( in case to stay in China for more than 6 months).