Intercontinental Straits Energy Technology Co., LTD. (Hereinafter referred to as “ISET), a holding subsidiary of Strait Energy Co., LTD. (hereinafter referred to as “SE”, was established in November 2017. In accordance with the shareholders' agreement of SE, ISET focuses on the operation of international advanced oil and gas exploration and development technologies. Currently, an industrial layout has been formed with the exploration and development intelligent cloud system (EP-DOS) as the core and the manufacturing of silica proppant and the re-injection of drilling and completion wastes as the basis.