including 1 doctor, 8 masters and many teachers who are studying postgraduate. Group teachers are well-versed in their teaching and have extensive experience in teaching, actively contributing to the school's activities, training generations of excellent students for the City and Country. The dynamic and creative young teachers have great potential to take part in teaching profession and fostering good students effectively. The Maths Team is a solid, friendly, professional, experienced and enthusiastic team. Following the textbook program of the Ministry of Education, the Mathematical Team organizes the application of unified documents for each block 10, 11, 12 very effectively. Mathematical teams take the lead in applying information technology to teaching and there is always innovation in teaching methods. In addition, the Math Club offers an extra-curricular course for students to solve mathematical calculations using Casio's pocket calculator and has achieved high rankings in both the City and State levels. For many years, the team has won the title of "Excellent Labor Collective" - many of them have received certificates of merit from the People's Committee, the Ministry of Education and Training, the Prime Minister and many other noble rewards. Other achievements in teaching and fostering good students. Academic reputation In 2018, the school admitted fewer 500 highest-scored students (from the total 3252 applicants that are widely considered to be the most competitive out of 70,054 students in the same year) through the annual year-10 academic entrance examination. The school has remained the most selective one in South Vietnam for nearly a century, since its establishment. Petrus Ky students in the war era In 1940, the Petrus Ký Student Club was founded. The club organised extra-curricular activities including performing arts, sports, camping, attracting students from within and outside Petrus Ký. It was during this time that the students Lưu Hữu Phước and Mai Văn Bộ (later ambassador) wrote "La Marche des Étudiants" song, the predecessor of the patriotic "Tiếng Gọi Thanh Niên (Call to the Young)", "Tiếng Gọi Công Dân (Call to the Citizens)" and "Quốc Ca của Việt Nam Cộng Hòa (The National Anthem of the Republic of Vietnam, National anthem of South Vietnam)". Within a year, the club and its activities were prohibited by the French-Indochina government. In 1942, Petrus Ký students, inspired by students in Hanoi, founded an organisation named S.E.T. (Section Exécution Tourisme). The organisation functioned as a scout programme aiming at developing character, citizenship, and personal