PTT forms unit for EV services published : 24 Jul 2021 at 04:00 G-Box, an energy storage system that works in tandem with EV charging outlets, is part of PTT's EV infrastructure development projects. National oil and gas conglomerate PTT Group continues to strengthen its presence in the electric vehicle (EV) industry by establishing a new subsidiary -- EVME Plus Co -- to operate a range of services from EV rental to charging and maintenance. The establishment was announced days after its power generation arm, Global Power Synergy Plc (GPSC), opened a battery factory in Rayong, the first semi-solid battery production facility in Southeast Asia, on July 19.