China will on Friday release July numbers for imports, exports and trade balance, highlighting a modest day for Asia-Pacific economic activity.Imports are expected to rise 1.0 percent on year after gaining 2.7 percent in June. Exports are called lower by an annual 0.2 percent after rising 0.5 percent in the previous month. The trade surplus is pegged at $42.0 billion, down from $46.42 billion a month earlier.Japan will see June numbers for household spending and for its leading and coincident