COULD YOU PLEASE GIVE ME SOME INFORMATION ABOUT THE LENGTH OF THE...

4. - DE KIEM TRA SO 2 LOP9 MA TRAN CHUA BAI KIEM TRA
DE KIEM TRA SO 2 LOP9 MA TRAN CHUA BAI KIEM TRA

4. Could you please give me some information about the length of the courses and

fees for beginners?