** Shares of Ubtech Robotics Corp 9880.HK slip 5.7% to HK$105.1, their lowest level since Sept. 11
** The Chinese humanoid robot maker plans sale of 31.47 mln new shares, or 6.25% of the enlarged share capital, to third party investors in share placement, raising HK$3.11 bln ($399.89 mln) for acquisition of upstream or downstream targets in its business value chain
** The new shares will be issued at HK$98.8 each, or 11.39% discount to Monday's close of HK$111.50 per share
** YTD, stock up 105.3%, Hang Seng TECH Index .HSTECH up 26.5%
($1 = 7.7771 Hong Kong dollars)
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))