Alibaba's Jack Ma rises to top of China rich list as tech tycoons gain
September 23, 2014 at 03:46 AM EDT
BEIJING, Sept 23 (Reuters) - Jack Ma, executive chairman of Alibaba Group Holding Ltd, has become China's richest man with a fortune estimated at $25 billion, underscoring the ascension of tech tycoons over real estate peers in the world's second biggest economy.