APPENDIX IV Membership of Statutory/Advisory/Independent Committees (as at 31 March 2011)   19. Social Security Appeal Board (Appointed by the Chief Executive)   Chairperson   Mr IP Tin-yau Members   Dr IP Pui-seung, Shirley Mr WAN Kwok-hung, Joseph, CEsCom Ms WONG, Susan Dr WONG Sheh-wai Mr CHAN Ka-shun, Wilson, JP Ms FU Pik-chun Secretary   Ms LEUNG Yuk-ling, Eunice Social Welfare Department