Last week, the dominant search engine company of China – Baidu ( BIDU ) – delivered a stellar performance, with its second-quarter 2014 numbers beating the Zacks Consensus Estimate on both lines. In any case, Baidu – the Google of China – has an impressive history of beating top-line estimates. It was the bottom line which saw a volatile trend in the past few quarters though 2014 has seen surprises only on the upside. Q2 in Detail The Beijing-based company's second-quarter 2014 core earnings per share of $1.63 breezed past the Zacks Consensus Estimate of $1.24 by 31.5% and improved from the year-ago earnings by 33.6%. Expansion in the operating margin was behind the beat. Solid revenues coupled with cost containment boosted the operating margin. Total revenue of $1.93 billion surged 58.5% year over year exceeding the Zacks Consensus Estimate of $1.80 billion helped by a 57% rise in online marketing revenues.