Dont i need a police report while im gonna travel second time on student type

Police report isn't required. However, your diploma and health certificate are required. The diploma is required to be authenticated by your Ministry of Foreign Affairs. The health certificate can be acquired from the following hospitals:
KRL Hospital
Aiwan-e-Sanat-o-Tijarat Road, G-9/1
Islamabad
Tel# 051-9106278
Fax# 051-9106285

Chinese Acupuncture Centre
No 3, 4 First Floor Near Bank of Punjab
Rajan Plaza, F-10 Markaz Islamabad
Tel# 051-2291764, 210-3449