G/F Kam Hoi Mansion, 31 Pan Hoi Street, Quarry Bay, Hong Kong
This is part of the building complex numbered 15-53A on the street entrance.
Tel: +852 59362721
MTR: Island Line, Quarry Bay, exit A
Tramway: Mount Parker Road
Bus: Sunway Gardens / Westlands Road / Pan Hoi Street
Those transportation options take you to King's Road, then see the directions below.
1 When entering from King's Road, Pan Hoi Street looks like this. Go to the location of the red arrow:
2 Enter here:
3 Turn right here, walk a little bit, and M-Labs will be on your left: