Hong Kong Plaza,
188 Connaught Road West,
Sai Wan, Hong Kong Island
Unit 2113
T: 852-2536-9531
F: 852-2501-4567
E: oyahk@omarch.com
Alameda Dr. Carlos D'Assumpcao
No. 339 Centro Hotline, 17o-K
Nape, Macau
T: 853-2875-5072
F: 853-2875-5071
E: oyamo@omarch.com
