On December 22th, CSTG Sri Lankan subsidiary signed a two-year security service contract with China petroleum pipeline engineering co., ltd. in Colombo. This signing will provide useful experience for further expanding the security market and mark the comprehensive and balanced development of the business of CSTG Sri Lankan subsidiary. The project is a key municipal project signed by China petroleum pipeline administration, which will greatly improve the flood control and rain-resisting capacity of Colombo city in the future.