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Office of Trade Single Window Operation
- Address: 3/F, Customs Headquarters Building, 222 Java Road, North Point, Hong Kong
- Operation Hours: 8:45 am – 5:30 pm, Monday to Friday (except public holidays)
- Enquiry Hotline: 2117 3348
- Email Address: enquiry@tradesinglewindow.hk
- Opinion Survey
List of Participating Government Agencies and their contact information –