Renewals will need to be done every year.
The Jabatan Pendidikan/ Pejabat Pendidikan Daerah will give you a renewal form with the checklist (collected in person).
The Immigration checklist for renewals is pictured below as follows
Our Office
Unit 909, Block F, Pusat Dagangan Phileo Damansara,
1, Jalan 16/11, Off Jalan Damansara, 46350 Petaling Jaya, Selangor
(only on appointment basis)