shares of many chinese internet companies tumbled again in hong kong on wednesday after industry giant tencent holdings ltd sold a 3 billion stake in one of its highflying affiliates and chinese regulators indicated their longrunning crackdown on the sector is far from over the hang seng tech index which tracks the 30 biggest hong konglisted technology companies fell 46 on wednesday to another closing low the drop was led by tencentbacked internet businesses such as fooddelivery giant meituan and shortvideo platform operator kuaishou technology which lost 11 and 75 respectively