Shahid Khaqan Abbasi, the Pakistani minister of petroleum & natural resources, said the contract is scheduled to be signed during the visit of Chinese President Xi Jinping to Islamabad on April 20 and 21, Shana reported.
China Petroleum Pipeline Bureau, a subsidiary of China National Petroleum Corporation, will implement the three-billion-dollar project.
The company will lay a pipeline stretching from Gwadar Port (70 kilometers off the country's border with Iran) to Nawabshah in Sindh province, he added.
"The implementation of the project will begin shortly after the signing of the agreement. More than 700 kilometers long, the pipeline is expected to be laid in 30 months."
He noted Pakistani companies of Sui Northern Gas Pipelines Limited and Sui Southern Gas Company will be responsible for laying the pipeline from the Iran-Pakistan border to Gwadar port.
During the Chinese president's upcoming visit to Islamabad, the two countries will sign contracts valued at $46 billion.
As stipulated in Iran-Pakistan agreement, Islamabad was to complete the construction of the pipeline in its territory by the end of 2014. The Iranian side has completed laying the pipeline in its territory.