Headquarter, Fab 1 123,Park Ave-3rd,Science-Based Industrial Park, Hsinchu, Taiwan ,R.O.C. TEL:886-3-5770355
Fab2 9, Li-Shin Rd., Hsinchu Science Park, 300 Taiwan ,R.O.C. TEL:886-3-5632111
Fab3 No.168,Chang Rong RD.,14 Neighborhood, ChangXing Vil., Luzhu Dist.,Taoyuan City Taiwan ,R.O.C. TEL:886-3-3116111
Vanguard International Semiconductor Singapore Pte. Ltd. 1 Tampines Industrial Avenue 5 Singapore 528830 TEL:+ 65-6973-3188