baidu inc shares fell in hong kong on thursday after us regulators added the company to a growing list of uslisted chinese stocks that could be forced off american exchanges the chinese searchengine giant lost as much as 48 in morning trading baidus adrs on nasdaq fell 26 overnight the us securities and exchange commission on wednesday added baidu and four other chinese companies to a provisional list of foreign companies facing delisting if they dont allow american regulators to review their audits for three consecutive years chinese laws currently forbid companies from doing so wednesdays additions brought the running list by the sec to 11 chinese companies flagged as at risk of delisting others on the list include socialmedia giant weibo corp and kfc operator yum china holdings inc