Contact
Email is the fastest way to reach us. We aim to reply within two business days.
Use this address for corrections, questions about a guide, partnership enquiries, or requests about your personal data.
Company
Quantum Tunnel Limited
Unit D18, 3/F, Wong King Industrial Building
2 Tai Yau Street, San Po Kong
Kowloon, Hong Kong
We can't give personal medical advice by email. For questions about your own health, please speak to a doctor or pharmacist.