(Yicai Global) Jan. 31 -- Over 100 Chinese internet companies went public last year with a total market value of CNY9 trillion (USD1.43 trillion). However, breakdown of their market value and sectoral distribution exposed interesting facts about tech enterprises' market choices and concentration.

Fourty-six companies listed in the Chinese mainland last year. Their market value accounts for 7.7 percent of the total listed companies in 2017, while 15 companies went public in Hong Kong and 41 in the US. Their market values amount to 37.5 percent and 54.8 percent of the total, showed a report released by China Internet Network Information Center today.

The market value of three internet giants, Alibaba Group Holding Ltd. [NYSE:BABA], Tencent Holdings Ltd. [HK:0700] and Baidu Inc. [NASDAQ:BIDU], together often referred to as BAT, accounts for 74 percent of the total market value of all Chinese internet companies. Tencent is also the fifth largest technology company in the world with the highest market value in China, over USD550 billion.

In terms of sectors, online game companies account for the largest proportion of the listed Chinese internet companies, accounting for 28.4 percent, followed by e-commerce (14.7 percent), culture and media (10.8), fintech (9.8) and software (5.9), while the others amount to 30.4 percent.

With the development of artificial intelligence, China's internet industry is expected to make further advances. The three internet giants have been selected as the members of the first batch of national AI development and innovation platform and will continue to increase their investment in the field, the report said.