May 29, 2012 (Chinavestor) Sector heavy weight telecoms sunk the Chinese services sector but technology, basic materials and health care stocks soared for the last but one week in May 2012. Chinese online video sites Youku.com Inc. (NYSE:YOKU) and Tudou Hold. (NASDAQ:TUDO) gained high double digits last week along with selected solar companies. Index heavy weight Baidu.com Inc. (NASDAQ:BIDU) hummed along. China Gerui Adv. Materials Grp. (NASDAQ:CHOP) as well as Silvercorp Metals (NYSE:SVM) rocked the boat last week, helping lift the oversold sector. Aluminium Corp. of China (NYSE:ACH) continued to trade lower for the week though. WuXi Pharma (NYSE:WX), the second largest player in the health care sector by market cap, soared 9.3% for the week, lifting the sector performance. Take a look at the chart below for additional information.