Alibaba Group Holding and pharmaceutical contractor WuXi AppTec fell on Tuesday after the US placed them and several other Chinese companies on a blacklist over alleged military links.Alibaba slipped 0.3 per cent to HK$118.50 and WuXi AppTec tumbled 5.5 per cent to HK$114.60 in morning trading in Hong Kong. Other firms on the list, including electric vehicle (EV) maker Nio and tech giant Baidu, shrugged off the Trump administration’s move and rose after trading began. The Hang Seng Index eased...