Beijing - China's monthly trade surplus jumped 16.4 percent in June to $31.6 billion year-on-year, official data showed Thursday, as exports and imports both rose in the latest sign of strength in the world's second-largest economy.

Exports increased 7.2 percent to $186.8 billion year-on-year, the General Administration of Customs announced, while imports gained 5.5 percent to $155.2 billion.

But for the first six months of this year, China's trade surplus declined 4.4 percent to $102.86 billion as exports rose 0.9 percent to $1.06 trillion and imports gained 1.5 percent to $960 billion. - Sapa-AFP