Cao Jianming (L), vice-chairperson of the Standing Committee of China's National People's Congress, shakes hands with Ana Brnabic, Prime Minister of Serbia, in Belgrade, capital of Serbia, on May 16, 2018. China and Serbia should step up pragmatic cooperation through the Belt and Road initiative and through the "16+1" cooperation mechanism between China and Central and Eastern European (CEE) countries, officials from both sides have agreed. (Xinhua/Wang Huijuan)