% (SNP) By: Comtex SmarTrend® News Briefs August 26, 2015 at 12:45 PM EDT SmarTrend identified a Downtrend for China Petroleum & Chemical (NYSE:SNP) on July 7th, 2015 at $79.81. In approximately 2 months, China Petroleum & Chemical has returned 20.83% as of... Read More >> Related Stocks: China Petroleum & Chemical Corp ADR