P35,000.00 was constructed from national funds. From 1934-1941 Mr. Vicente Macairan became the principal. Shop courses were housed in the concrete building and students took their academic subjects at the Negros Oriental High School. Mr. Simplicio Mamicpic headed the academic department. About 1938, Building Construction was offered as a course. The members of class 1942 of NOTS were never to finish the school year. Like all other schools throughout the country, Negros Oriental Trade School was closed. Some of its male faculty and students rose to join the colors during the World War II. The Negros Oriental Trade School campus was used by the US Army in 1945 as quarters for Japanese prisoners of war whom they captured. NOTS was then reopened in July 1946. In 1946 Mr. Francisci Apilado took charge of the school when it reopened. Later Mr. Roberto Angeles became the principal of the school until his transfer to Agusan as Industrial Supervisor. Then Mr. Proceso Gabor became the principal. Electricity and Automechanics were new courses offered. Reparation machines were acquired from Leyte to augment the technical shop equipment. In 1948 The Related Subjects building was constructed from provincial funds. The academic department was headed by Mr. Esperidion G. Heceta after the liberation. After serving for a year, Mr. Heceta was promoted as principal of Larena Sub-Provincial High School. Mr. Fermin C. Santos took over the headship of the department. In view of the BPS ruling that National (Insular) teachers be placed in the national schools, Mr. Santos was persuaded by the Division Superintendent of Schools to exchange places with Mr. Pedro S. Flores, a National (Insular) teacher of the Negros Oriental High School. Mr. Flores did not stay long in this capacity and Mr. Santos was called back to assume the position of the academic department head. In 1950 Mr. Marcelo Bonilla headed the school as principal. The Girls Trade semi-permanent building was constructed. Courses for girls were offered for the first time and 24 girls enrolled. The total enrolment was 865 and there were 40 teachers. It became coeducational for the first time. In 1951 the enrolment soared to 1476 and there were 311 girls and 1165 boys. The faculty and staff totaled 66. From 1953-1955 under the PHILCUSA-FOA Program, equipment and supplies were given to the school. Some buildings were constructed under the foreign aid program. Equipment and machinery in the Machine Shop, Woodworking,