Tencent (NASDAQOTH: TCEHY) had plenty to prove during the first quarter, since its fourth-quarter report in March raised serious concerns about runaway spending and contracting margins. Yet the Chinese tech giant allayed those fears when it revealed its first-quarter numbers on May 16.Tencent's total revenue rose 48% annually to 73.5 billion yuan ($11.7 billion), easily beating the consensus estimate of 70.8 billion yuan.