Quantum Healthcare Limited announced appointment of Gian Siong Lin Jimmy as Chief Operating Officer (Dental). Jimmy Working Experience includes: Executive Director, Seafarers Dental Centre Executive Director, St Andrew's Dental Surgeons Pte Ltd. Executive Director, Asia Healthcare Group Pte Ltd. Executive Director, PW Dental Group Pte Ltd. Executive Director, Alliance Management Group Pte Ltd. Executive Director, Corporate Dental Clinic Pte Ltd. Executive Director, Alliance Dental Centres Pte Ltd. Executive Director, Orthodontic & Implant Centre Pte Ltd. Executive Director, Asia Dental Group Pte Ltd. Executive Director, St. Andrew's Dental Pte Ltd. Executive Director, Corporate Dental Pte Ltd. Executive Director, Seafarers Dental Pte Ltd. Executive Director, Asia Healthcare Dental Pte Ltd. Executive Director, PW Healthcare Pte Ltd.