G.R. No. 156635, January 11, 2016 - THE HONGKONG & SHANGHAI BANKING CORPORATION EMPLOYEES UNION, MA. DALISAY P. DELA CHICA, MARVILON B. MILITANTE, DAVID Z. ATANACIO, JR., CARMINA C. RIVERA, MARIO T. FERMIN(T), ISABELO E. MOLO, RUSSEL M. PALMA, IMELDA G.