BTS Group Holdings plc (UK: BTS GROUP HOLDINGS PUBLIC COMPANY LIMITED. Short name: BTS) [2] A group of subsidiaries and associated companies include property development business.Advertising business business business services and mass transit system by businesses as well as mass transit system. After the company became a stock holding of 94.60% of BTS SI. In may, from 2553 (2010) business is real estate development business. By BT SC is a company that has received a concession operation system, the BTS sky train from Bangkok by BTS sea sole rights to operate and has the right to receive income from fares collected from users on the BTS sky train. Including the income from the rental of advertising space. Revenue from businesses that are involved in commercial transactions and in different formats.