EF Challenge 2019 Winners from Vietnam – Dang & Nguyen
EF Challenge 2017 Winner from Vietnam ‒ Clover
EF Challenge 2019 Winners from France – Gerheta & Diane
EF Challenge 2018 Winner from Vietnam – Dao Khanh Linh
EF Challenge 2019 - Nguyễn Trần Khánh - Vietnam
EF Challenge 2015 Winner ‒ Tran Duy Kien from Vietnam
EF Challenge 2018 Finale_ Le Huy Tuan, Vietnam, 13
EF Challenge 2015 Winner ‒ Leticia Oliveira & Fernando Nazario from Brazil
EF Challenge Winners 2017
EF Challenge 2019 Winners from Japan – Sakura & Tetsu
EF Challenge 2018 Finale_ Ha Minh Trang, Vietnam, 14
EF Challenge 2018_Tran Quang Huy, Vietnam, 18
EF Challenge 2017 Winners from Japan ‒ Nozomi, Yuka, Rina & Toshiaki
EF EXPRESS YOURSELF | EF SPEAK UP 2019 | CHAMPION: NGUYEN MANH DUNG
EF Challenge 2017 Winner from Kazakhstan ‒ Zhamilya
EF Challenge 2017 Winners from Colombia ‒ Luciana, Gabriela & David
Rodrigo Leitão - EF Challenge 2019
EF Challenge 2015 Winner ‒ Ainur Murzahanov from Russia
EF Challenge 2018 Winners from France – Julie and Diane
EF Challenge 2019 | Pham Ngoc Nhu Tram | 18 | Viet Nam
