** Hong Kong-listed shares of Chinese humanoid robot maker
UBTech 9880.HK slide more than 30% to HK$61.50
** The drop wipes out ~$1.6 bln in market value of
Shenzhen-based co
** Plunge comes after expiry of lock-in period for stakes
held by major shareholders
** Co says chairman will extend by a year his lock-in period
covering 70.4 million shares
** Adds lock-in issue does not have any "material adverse
impact on the operation of the group"
** YTD, stock down 31.5%
(Reporting by Anne Marie Roantree; Editing by Donny Kwok)
((donny.kwok@thomsonreuters.com))