Pakistan and China are friends from very long time. They have trading relations through the Ancient Silk Road. Now both the countries want to increase the volume of their trade. China decided to make large investment in Pakistan under its One Belt One Road vision through CPEC project. The CPEC is a combination of infrastructure development, power generation and research and development project. China and Pakistan are equally going to benefit from the project thus they both are interested (...) in doing the project in time and hence are putting their all efforts to complete the project. Some of the countries are working to stop the project by strong opposition but China and Pakistan are standing erect to complete the project. The study addresses the historical relations between Pakistan and China moreover pointed out the benefits that Pakistan and China are expecting from the project. The study also discusses the external and internal challenges to Pakistan that are creating hindrance in the completion of CPEC. (shrink)