TAOBAO, Alibaba's online consumer auction firm and the largest online retailer in Asia, is expected to see its transaction volume surpass 100 billion yuan (US$13.3 billion) this year, according to a report it issued yesterday.

The report says that the volume of transactions on the auction site Taobao hit 18.8 billion yuan in the first three months, a jump of 170 percent over that of the last year.