O | Hong Kong Newspaper Society | Others | |
O | Hong Kong Next Generation Internet Society | Others | |
O | Hong Kong Next Generation Society | Others | |
O | Hong Kong Nursing Council Licensing Examination for Part I (Gen.) Registration | Others | |
O | Hong Kong Nutrition Association | Others | |
O | Hong Kong Obesity Society | Others | |
O | Hong Kong Observatory | Others | |
O | Hong Kong Obstetrical & Gynaecological Society (HKOGS) | Others | |
O | Hong Kong Obstetrics & Gynaecology Trust Fund | Others | |
O | Hong Kong Occupational Safety and Health Council | Others | |
O | Hong Kong of the Specialty Board in Neurology, Hong Kong College of Physcians | Others | |
O | Hong Kong Ophthalmological society | Others | |
O | Hong Kong Ophthalmological Society and College of Ophthalmologists of Hong Kong | Others | |
O | Hong Kong Outlying Islands Women' Association | Others | |
O | Hong Kong Outlying Islands Women' Association Limited, 2004 | Deleted | |
O | Hong Kong Outstanding Teachers Association | Others | |
O | Hong Kong Pacific Economic Cooperation Council (HKPECC) | Others | |
O | Hong Kong Paediatric Rheumatism Association | Others | |
O | Hong Kong Paediatric Society | Others | |
O | Hong Kong Parents' Association of Cleft Lip and Palate Children | Professional | |