The network marketing revenues of Bai Du in the fourth quarter was 6.288 billion yuan (about 1.009 billion dollars), a year-on-year growth of 40.8%. The fourth quarter of 2012, the active online marketing customers of Bai Du was about 406,000, an increase of 30.5% compared with the last year, an increased 4.1% over the previous quarter.
The traffic acquisition costs (TAC) of Bai Du in fourth quarter was 606.8 million yuan (about 97.4 million dollars), shared 9.6% of the total revenue, 7.9% for the same period last year, and 8.6% of the last quarter. Bai Du traffic acquisition cost growth, mainly reflecting the growth of contextual advertising contribution, and Bai Du network of hao123 promotional activities.
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