NEW YORK ( TheStreet) -- The Irish debt crisis and China's decision to increase banks' reserve ratio requirements saw global markets trading either flat or lower last week. The Dow Jones and the S&P 500 were relatively flat, with gains of 0.09% and 0.04%, respectively. Among emerging markets, the Shanghai Composite Index was the major loser, down 4.3%. India's Nifty shed 1.4%, while Brazil's Bovespa edged 0.4% lower.China: Winners and Losers Top gainer China Shenghuo Pharmaceutical Holdings (Shenghuo) ( KUN), advanced 29.8% last week. For the third quarter, the company posted a net income of $787, 657, as compared to a net loss of $31,924 recorded in the year-ago quarter. China Medical Technologies ( CMED) accumulated 17.5% during the week. The company reported that its second-quarter net loss narrowed almost 94.1%, as compared to the same quarter a year ago due to a revenue growth of 21.5% to $30.2 million. For the third quarter, the company estimates its revenue at $32.9 million. Telestone Technologies ( TSTC) gained 17.1% after the company reported a 128.2% increase in third-quarter revenue to $43.1 million from the year-ago quarter. In addition, net income jumped by a staggering 184% for the same period. China Infrastructure Investment ( CIIC) accumulated 13.7% last week. Meanwhile, China Digital TV Holding ( STV) jumped 11% after the company reported a 74.5% increase in third-quarter net revenue to $21.1 million, as compared to the 2009 third quarter. Net income rose 103.5% for the same period. For the fourth quarter, the company estimates net revenue in a range of $20.8 million to $21.79 million, ahead of the estimates forecast by Reuters' analysts. The9 ( NCTY) increased 10.6% after the company announced plans to introduce foreign games in China and promised to share profits with domestic mobile game developers in order to stimulate their enthusiasm and to erase their concerns about revenues. China Nepstar Chain Drugstore ( NPD) topped the losers' list, slumping 28.3% after the company reported a 73% decline in its third-quarter net income to $1.6 million, as compared to the third quarter of 2009. Subsequently, Roth Capital Partners downgraded the stock to neutral from buy. Xinhua Sports & Entertainment ( XSEL) fell 22.3% last week. Harbin Electric ( HRBN) and HSW International ( HSWI) lost 16.5% and 16.3%, respectively. Perfect World ( PWRI) declined 16.3% after the company announced a disappointing fourth-quarter revenue outlook in the range of $87.4 million to $90.9 million, as compared to Reuters' analysts' estimates of $94.8 million. Moreover, the range is lower than the $98.4 million revenue recorded during the third quarter of 2010.