List of handheld calculators allowed in the exam room

The Ministry of Education and Training has just issued instructions on the list of calculators that candidates are allowed to bring into the exam room during the 2021 high school graduation exam.
Specifically, the list of some types of pocket calculators allowed by the Ministry of Education and Training to be brought into the exam room in the 2021 high school graduation exam is as follows:
Casio FX-500 MS, FX-570 MS, FX-570ES Plus, FX-570VN Plus, FX- 580VN X;
VinaCal 500MS, 570MS, 570ES Plus, 570ES Plus II, 570EX Plus, 680EX Plus;
Catel NT CAVIET NT-570ES Plus II, NT-570ES Plus, NT-500MS, NT- 570VN Plus, NT-580EX, NT-570NS, NT-690VE X;
Thien Long FX590VN Flexio, FX680VN Flexio; Deli W1710, WD991ES; Eras E370, E371, E372, E380; Vinaplus FX-580VNX PLUS II, FX-580 X; and equivalent pocket calculators that meet the regulations.
According to the Ministry of Education and Training, in general, pocket calculators allowed into the examination room do not have text editing functions; do not have memory cards to store data and cannot transmit or receive information, audio signals, or images directly.
According to Dan Tri