Cambodian Prime Minister Samdech Techo Hun Sen (R) meets with Myanmar's President U Htin Kyaw(L) at the Peace Palace in Phnom Penh, Cambodia, Feb. 4, 2017. U Htin Kyaw arrived in Cambodia on Friday for a four-day state visit at the invitation of Cambodian King Norodom Sihamoni.(Xinhua/Sovannara)