With US secretary of state nominee Rex Tillerson threatening to make trouble for China over the South China Sea, Beijing should continue its buildup in the area.
The further countermeasures China and Russia have agreed to take will be aimed at safeguarding their interests.
The Chinese President will explore ways of boosting world economic confidence and faciliate global governance reform.
Wang made the remarks in a joint interview with Chinese media as he was wrapping up his five-nation Africa visit.
Xi's instructions were presented at a central conference on political and legal work held in Beijing Thursday.
Shilan Zhao falsely claimed she was still married to her ex-husband, Jianjun Qiao, to obtain US visas through an immigrant investor program.
The Liaoning, China's lone aircraft carrier, is en route to drills in the South China Sea.
The State Council has issued a five-year guideline to promote overseas Chinese affairs.
Two men have been detained for allegedly pocketing money donated via live online streaming.
A reform of the ranking system for Chinese and foreign professionals will be launched within three years.