Ex GlobalTech Co., Ltd was established on August 13, 2020. And now was estimated under Thai MMI Service and Supply Co., Ltd. to design products of jig fixture and installation project under OPTO brand, which is a subsidiary brand of Thai MMI Service and Supply Co., LTD. to meet customer demand for energy conservation and cost reduction projects and specializes in supplying a complete range of diverse explosion proof lighting fixtures and electrical equipment’s intended to be installed in explosive and harsh environment areas.