100 billion tonnes of coal, page-16

The Chinese left only because of concerns with the high cost and technical difficulty of conventional mining methods at the depths required, and not because of security concerns. All these uneconomic and technical difficulties concerns are not applicable to the UCG process provided by CXY.
For your information, according to the official documents in 2007, the inflow of foreign PRIVATE investment in Pakistan came from US and China was highest with total amount of US investment being 946 million dollars and Chinese investment at 712 million dollars. The investment from Chinese government is even higher.