Xi Holds Talks with Sierra Leonean PresidentXi Focus: Xi Stresses Promoting Equipment Renewals, TradeXi Focus: TopEffective diplomacy in black and whiteModernization expected to benefit worldFive factors to affect RussiaXi, Peng Liyuan extend Chinese New Year greetings to U.S. Lincoln High School teachers, studentsChina's 1st domestically made polar icebreaker Xuelong 2 leaves HKSAR for ShanghaiScholars of South Sudan, China pledge collaboration for mutual developmentZambian bank hails Chinese investment contribution to economic development