** Shares of Chinese smart retail business group Beijing UBOX Online Technology Corp 2429.HK drop 8.2% to HK$3.25, on course for the biggest one-day pct drop since February 3
** Stock sinks to the lowest since March 3, snapping two straight sessions of gains
** Company plans sale of 51.64 mln new shares to third party investors, raising HK$155.4 mln ($20 mln) for buying fixed assets and for working capital
** The new shares will be offered at HK$3.01 each, or a 14.97% discount to Thursday's close
** Hang Seng Consumption Index .HSCGSI adds 0.02%, while Hang Seng Index .HSI slips 0.6%
** Stock down 2.7% YTD
($1 = 7.7740 Hong Kong dollars)
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))