Wall Street set to open higher on China data, bank earnings

Wall Street was set to open higher on Wednesday, helped by strong Chinese trade data and JPMorgan Chase & Co's higher-than-expected quarterly profit. Shares of JPMorgan, which kicked off Wall Street bank earnings, were up 2.3 percent at $60.65 in premarket trading. Other bank stocks also rose, with Bank of America rising 2.6 percent and Citigroup gaining 2 percent.