Ir Dr Paul Tak Shing Liu is the chairman of Liu Po Shan Education Foundation, school supervisor of Liu Po Shan Memorial College, ex-school manager of Chiu Yang Por Yen Primary School and Chiu Yang Primary School. Dr Paul Liu is also the fellow of Hong Kong Institution of Engineers (HKIE), member of Hong Kong Computer Society, and member of Institute of Electrical and Electronic Engineers (IEEE).

Dr Liu had been manager of Chong Hing Bank Limited, previously named Liu Chong Hing Bank Limited, from 1999 to 2014. He had also been director of Chong Hing Information Technology Limited and director of Net Alliance (HK) Limited. Dr Liu has been active in the areas of IT security, workflow, artificial intelligence, and banking applications. He has also been serving as members of various HK government cloud computing committees, ICT Awards chairman/accessor/judge, IEEE conference paper accessor, and member of CIO board of HKCS. Dr Liu was awarded Ph.D. degree in Electrical Engineering from McGill University, Montreal, Quebec, Canada in 1993. From Lakehead University, Thunder Bay, Ontario, Canada, Dr Liu was awarded M.Sc. in Physics (1989), H.B.Sc. in Physics (1987), B.Eng. in Electrical Engineering (1986), B.Sc. in Physics (1984), Diploma in Electrical Engineering Technology (1984) and Dean of Science Medal (1984).

廖德城博士工程師是廖寶珊教育基金會主席，廖寶珊紀念書院校監，潮陽百欣小學(前)校董, 潮陽小學(前)校董。廖博士亦是香港工程師學會院士，香港電腦學會會員，及電機及電子工程師學會會員。 廖博士興趣包括：有限元法，電磁場，電子化工作流程或機器人流程自動化，網絡安全，銀行金融自動化系統，人工智能，分布式處理，等等。 廖博士於一九九九年至二零一四年期間擔任創興銀行有限公司（原為廖創興銀行有限公司）經理。彼亦曾任創興資訊科技有限公司董事及網聯（香港）有限公司董事。廖博士在資訊科技安全，工作流程，人工智能，銀行資訊科技等領域工作。他亦曾擔任多個香港政府雲端運算委員會成員，信息及通訊科技大獎主席/評審/評審委員，電機及電子工程師學會會議論文評審及香港電腦學會首席信息 官內部董事會會員。 廖博士於1993年獲加拿大魁北克蒙特利爾麥吉爾大學電機工程博士學位。廖博士於加拿大安大略省歷克大學獲得物理學碩士學位（1989年），物理學榮譽學士學位（1987年）電機工程學士學位（1986），物理學學士學位（1984），電機工程技術文憑（1984），科學獎章（1984）。