China Petroleum & Chemical Corp Class A stock price live 4.54, this page displays SS 600028 stock exchange data. View the 600028 premarket stock price ahead of the market session or assess the after hours quote. Monitor the latest movements within the China Petroleum & Chemical Corp Class A real time stock price chart below. You can find more details by visiting the additional pages to view historical data, charts, latest news, analysis or visit the forum to view opinions on the 600028 quote. (ISIN: CNE0000018G1)