China's stocks dropped for the first time in seven days on concern about rising credit risks at banks and speculation recent gains for commodity producers were excessive given prospects for slowing economic growth. Industrial & Commercial Bank of China Ltd., the nation's biggest listed lender, retreated 1.2 percent on concern banks may curb lending to local governments. China Shenhua Energy Co. and China Coal Energy Co., the nation's top two coal producers, slid after prices for the fuel lost the most in four months. Jiangxi Copper Co. dropped the most in two weeks, pacing declines for stocks that are dependent on economic growth.