Experts of the appraisal committee reviewed relevant materials and asked relevant questions to the project team. After closed-door discussions, the expert group agreed that the “SeLOx™ Process for Propylene Oxide/tert-Butanol Complete Technology” is innovative and the main technical indicators are international The leading level of similar technologies, agreed to pass the appraisal, and it is recommended to accelerate the process of industrialization. The PO/TBA project team was established in September 2017 and lasted more than 3 years. On December 17, 2020, after 72 hours of stable operation, the industrialization test of the PO/TBA device was a complete success. In addition, since its establishment more than three years ago, Mizuki Hama has achieved a number of technological breakthroughs such as olefin oxidative esterification process, silane-modified polymer, and synthesis of new polyester materials.