People visit the Colombo Port City Development Project in Colombo, capital of Sri Lanka, Jan. 23, 2017. A group of Sri Lankan visitors organized by the Association for Sri Lanka-China Social and Cultural Co-operation paid a visit to the Colombo Port City Development Project. The 1.4-billion-U.S. dollar project, which is currently under construction near the Colombo Harbour, is Sri Lanka's largest foreign investment. (Xinhua/Yang Meiju)