** Shares of ASMPT Ltd 0522.HK climb 4.6% to HK$170.6, on track for their biggest one-day pct gain since April 24
** Stock touches the highest point since April 28, and on course to snap two declining sessions
** Semiconductor hardware and software solutions provider says its unit has agreed to sell entire AAMPT Nexx Inc to Applied Materials Inc AMAT.O for $120 mln in cash subject to adjustments
** Say sale of the electrochemical deposition equipment supplying unit will sharpen its focus on the back-end packaging business and to reallocate resources in line with its strategic priorities
** YTD, stock up 115.9%, benchmark Hang Seng Index .HSI up 2.2%
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))