LUU Y:
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Cac minh chung duoc dua vao theo tung Tieu chuan, de xem minh chung quy thay co vui long click vao dau + o ben trai thu muc "P_DTDH" de hien ra cac thu muc con tuong ung "Tieu chuan ...".

Ngoai ra, Phong DTDH da upload toan bo minh chung len Google Drive o dia chi: https://drive.google.com/drive/folders/1kulStr3Q2FK7gqr6IND3j6YnoVI2_0S3