Ozone Depleting Substances
Service Counter and Office Hours
Rough Diamonds and Ozone Depleting Substances Licensing Unit,
Room 1604, 16/F, Trade and Industry Tower,
3 Concorde Road, Kowloon City, Hong Kong
Tel: 2398 5560
Office Hours
Mondays to Fridays:
8:45 am to 12:30 pm &
1:30 pm to 5:45 pm