from the new york stock exchange and list its shares in hong kong instead just months after the company s us share sale which raised $4.4 billion. it comes amid trade tensions between the us and china and a regulatory crackdown by beijing on chinese tech giants, which have been becoming increasingly powerful and wealthy. joining me now is our asia business correspondent mariko oi. these chinese tech giants are facing scrutiny at home and abroad? indeed and as you say chinese tech can t pennies have been under scrutiny at home and in the united states as well and the united states as well and the countries ride hailing giant didi has been at odds with chinese regulators for months now. six months ago, a few days after the company went public on wall street, beijing removed didi from app stores