NEW YORK (TheStreet) -- A few emerging market ADRs outperformed global indices last week, while some others posted losses. The Dow Jones fell 0.1%, whereas the S&P 500 inched up 0.01%. The Shanghai Composite Index was down 0.4%, while India's Nifty edged up 0.1%. On the other hand, Brazil's Bovespa emerged as the top gainer, advancing 1.6%.

China ADRs: Winners and Losers

China GrenTech ( GRRF), provider of wireless coverage products and services in China, emerged top gainer in the past week, up 29.9%. The company recently won bids to supply equipment and integration services for the China Mobile Multimedia Broadcasting (CMMB) project. Among the 34 bidders, GrenTech won all the 7 bid sections.

BMP Sunstone ( BJGP) climbed 26% after Sanofi-Aventis ( SNY - Get Report) reportedly acquired the company for 10 cents per share, valuing the company at $520.6 million, representing a 30% premium over its Oct. 27 closing.

China VoIP & Digital Telecom ( CVDT) gained 23.1% last week. As part of its branding strategy, the company recently launched its new Web site and changed its name to China Intelligence Information Systems. The motive behind the re-branding is to reflect its new business strategy and the company's image of offering industry-leading server virtualization solutions and cloud computing products in China.

Meanwhile, Fuwei Films Holdings ( FFHL - Get Report), Perfect World ( PWRD) and China Nepstar Chain Drugstore ( NPD) jumped 22.6%, 15.7%, and 13.6% respectively. ( SOHU - Get Report) climbed 13.3%. Last week, the company reported a 20% year-on-year increase in its third-quarter revenue to $164.1 million, with online gaming revenues gaining the maximum of 25%. Net profit increased to $41 million, or $1.08 per share, from $37.4 million, or 97 cents per share, recorded in the year-ago period.

China Shen Zhou Mining & Resources ( SHZ) plunged 29.7%, after reports showed that the company does not meet the criteria of having a market cap exceeding $150 million and, therefore, does not qualify to be included in the new Rare Earth Metals ETF being launched by Van Eck. China Green Agriculture ( CGA - Get Report) fell 14.9% on concerns of lawsuits alleging the payment of value added tax, corporate income tax and land acquisition issues.

Among others, GigaMedia Limited ( GIGM - Get Report), Orsus Xelent Technologies ( ORS) and VisionChina Media ( VISN) eroded around 11.7%, 10.4% and 10.1%, respectively.

India ADRs: Winners and Losers

Indian ADRs trading on the NYSE and Nasdaq lost $2.73 billion in valuation for the week ended October 22, with IT major Wipro ( WIT - Get Report) and HDFC Bank ( HDB) accounting for the majority of losses. Of the 15 listed entities, seven registered losses, Patni Computers ( PTI - Get Report) remained unchanged, while the remaining closed in the green.

iGATE ( IGTE) emerged top gainer, advancing 1.1% by the end of last week. iGATE is now included in the S&P SmallCap 600 index, replacing one company after it was acquired by another constituent of the index.

Sify Technologies ( SIFY - Get Report) stood second in the gainers' list, adding 7.2%. The company is due to report its second-quarter financials ended September 30. WNS Holdings ( WNS - Get Report) rose 6.9% last week after reporting a 5.6% increase in second-quarter total revenue to $154.2 million, compared to the year-earlier period. Further, net income amounted to $4.9 million from $1.4 million in the comparable quarter last year. For 2011, the company expects revenue between $363 million and $378 million and adjusted net income to range between $43 million and $46 million.

Wipro emerged the top loser, declining 7.3%, after Credit Suisse downgraded the stock to "neutral" from "outperform." The company missed its quarterly profit estimates as higher wages affected margins. Wipro has secured an IT services contract from Electricity North West, an electricity distribution network in North-West England, to deliver end-to-end transition and transformational services to maintain its IT systems through a managed service framework. ( REDF) and Cognizant Technologies ( CTSH - Get Report) dropped 5.7% and 4.1%, respectively. Cognizant will announce its third-quarter results Monday, before the market opens. Investors are concerned whether the company will best its earlier quarter results and top its rivals' earnings released earlier.

Brazil ADRs: Winners and Losers

Among Brazilian ADRs, Companhia Brasileira De Distribuicao ( CBD - Get Report), Brazil's biggest food and non-food retailer, climbed 9.1% last week. For September, the retailer's supermarket sales were up 4.8%, compared to the year-ago period, Brazilian Association of Supermarkets reports.

The second gainer, Petroleo Brasileiro (Petrobras) ( PBR - Get Report), accumulated 7% during the past week. The company signed a 10-year contract worth $820 million with Japan-based Toyota Tsusho for supplying 143,000 cubic meters of ethanol annually. The Japanese company will utilize the ethanol as a raw material in a thermoplastics polymers plant it is building in Taiwan. Gerdau ( GGB - Get Report) was up 5.5% last week.

Among the week's losers, financial industry players Banco Bradesco ( BBD) and Itau Unibanco Holding ( ITUB) were the major decliners, down 2.3% each. For the third quarter, although Bradesco's financial results beat analysts' estimates, it recorded a recurring profit of $1.5 billion, as compared to a profit of $1.8 billion a year ago.