Ong Yaw Hian is an archiect registered with Board of Architects Malaysia, Lembaga Arkitek Malaysia
Rank 2512 of 3333 in Architect
Nombor Telefon : +6082239969
Fax : +6082239976
No. 45, 1st Floor, S/L 19, Lot 1108, Jalan Tun Ahmad Zaidi Adruce, Kuching, 93150, Sarawak