Alibaba Group’s Jack Ma is back on top as Asia’s richest man following gains in the company’s earnings and share price. Jack Ma is worth $37.4 billion, according to the Forbes real-time billionaires list. In the latest rankings, Chinese Internet billionaire- Tencent Chairman Ma Huateng, the latter has slipped to No. 2, with a fortune worth $36.7 billion. Jack Ma currently ranks as the world’s No. 18 richest man and is No. 1 in Asia. Ma Huateng is No. 19 in the world and is No. 2 in Asia.