The drilling and construction work has started in second largest point block-I of Thar Coal area under the China Pakistan Economic Corridor.
Official source told Radio Pakistan Karachi correspondent Muhammad Waqas that Four billion ton coal exist in 150 Kilometer long Block.
The cost of the block-1 project is two hundred billion rupees.
He said during the digging two power plants with capacity of 132 megawatt have also been developed.
The construction work in Block-II is also underway with full swing at the cost of two hundred twenty billion rupees.