UPDATE 5-Alibaba's Singles' Day sales hit $30 billion, on track for record
* Alibaba event is akin to Cyber Monday in U.S. HANGZHOU, China, Nov 11 (Reuters) – Chinese retailer Alibaba Group Holding Ltd said on Monday that sales for its annual Singles’ Day shopping blitz crossed the $30 billion mark at 4:31 p.m. (0831 GMT), putting the event on track to set a record in its 11th year. The figure is equivalent to over 80% of U.S. rival Amazon.com Inc’s online store sales in the latest quarter and matches takings across Alibaba’s e-commerce platforms on Singles’ Day last year.