Bangunan Hung Ann,
No.1, Jalan Bujang Suntong,
P.O.Box 256, 96007 Sibu,
Sarawak, Malaysia.
Tel: 6(084) 326155
Fax: 6(084)316160
Telex: MA 72004
Cable: "WTK" SIbu
E-Mail: info@wtk.com.my