NEW YORK ( TheStreet) -- Shares of eLong (Nasdaq: LONG) have taken a tremendous swing upward. The stock is trading at $21.43 as of 3:59 p.m. ET, 21.8% above Wednesday's closing price of $17.60. Volume is at 27,729, 0.5 times the daily average of 60,400. eLong has a market cap of $456.4 million and is part of the services sector and diversified services industry. Shares are down 11.1% year to date as of the close of trading on Wednesday. eLong, Inc. operates as an online travel service provider in the People's Republic of China. The company has a P/E ratio of 132.3, below the average diversified services industry P/E ratio of 141.8 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates eLong as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures, increase in net income, expanding profit margins and solid stock price performance. We feel these strengths outweigh the fact that the company has had somewhat disappointing return on equity. You can view the full eLong Ratings Report. See our top % gaining stocks list for other stocks that are soaring today, or get investment ideas from our investment research center. Interested in other stocks that are soaring? Get free SMS text alerts sent to you when the action happens by texting SOAR to 95370 or select from multiple alert options.