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| Tel | 2722 4360 |
|---|---|
| Fax | 2722 4363 |
| info@oslhk.com | |
| Website | http://www.oslhk.com |
| Address | Rm L1B, 13/F., Kaiser Estate Phase 2, 51 Man Yue Street, Hunghom, Kowloon, Hong Kong |
| Contact Person | Dr. Oliver Yau |
| Title | Managing Director |
