sentences:  In 1960s, College of Chemistry was established, belonging to National Center of Technology.In 1972, National Center of Technology was renamed as National Institute of Technology, which was the only center of South Vietnam to train technical engineers and experts.According to the decree 010/SL/VNGDTN signed on January 11, 1974, the National Institute of Technology was merged into Thu Duc Institute of Technology and renamed as University of Technology.