A panorama view of Colombo Port City in Sri Lanka on Nov. 28, 2019. A grand ceremony was held on Dec. 7 to celebrate the port city becoming part of Colombo. A signature project between China and Sri Lanka under the framework of the Belt and Road Initiative, it is one of Sri Lanka's largest foreign investment projects with the aim to build a multifunctional city: a financial district, a central park, a marina, and an island for residence. [Photo/Xinhua]