Baidu (NASDAQ:BIDU) stock has officially recovered from its slump. At $135, the stock is up about 40% from just a few months ago. What's all the hype about? And is the stock still a buy?

In the following video, tech analysts Eric Bleeker and Daniel Sparks take a closer look at the catalysts behind Baidu stock. As they point out, Baidu's recent success in mobile is a solid sign that the company's surging increase in expenses and future investments is beginning to pay off -- and investors have responded bullishly.

To hear whether Eric and Daniel still think Baidu is a buy, check out the video.