??i v?i kinh nghi?m b?n thân t? nh?ng l?n tham gia th?c hi?n và các ki?n th?c ?ã h?c t? nh?ng b?c cao th? truy?n d?y tôi nh?n th?y có nh?ng l?u ý c?n chia s? sau ?ây.Just about every administrative division maintains its individual postal code for mail supply reasons. Obtaining the right code is important in your mails shipping and delivery