GUC Taipei
- 8F, No. 246, Sec. 1, Neihu Rd., Neihu Dist., Taipei City 11493, Taiwan 11493
- Name：Oliver Shyu
- TEL：+886-3-564-6600 #216305
- FAX：+886-3-563-6386
- E-mail：oliver.shyu@guc-asic.com
Taiwan
GUC
Headquarters
- No. 10, Li-Hsin 6th Rd, Hsinchu Science Park, Hsinchu City 300096, Taiwan
- Name：Oliver Shyu
- TEL：+886-3-564-6600 #216305
- FAX：+886-3-563-6386
- E-mail：oliver.shyu@guc-asic.com
GUC Tainan
- No. 189, Section 1, Yongfu Road, West Central District, Tainan City (Room A1, 6F, Cathay Landmark Tainan)
- Name：Oliver Shyu
- TEL：+886-3-564-6600 #216305
- FAX：+886-3-563-6386
- E-mail：oliver.shyu@guc-asic.com
USA
GUC North America
- 2841 Junction Ave. Suite 201 San Jose, CA 95134, USA
- Name：Jeffrey Chan
- TEL：+1-408-382-8900
- FAX：+1-408-321-8299
- E-mail：jeffrey.chan@guc-asic.com
Europe
GUC Europe B.V.
- World Trade Center Tower H - 6th Floor, Zuidplein 58, 1077 XV Amsterdam,The Netherlands
- Name：Alex Huang
- E-mail：alex.huang@guc-asic.com
Japan
GUC Japan
- Yokohama Landmark Tower 16F, 2-2-1, Minatomirai, Nishiku, Yokohama, 220-8116, Japan 〒220-8116 横浜市西区みなとみらい2-2-1, 横浜ランドマークタワー16階
- Name：Alex Huang
- TEL：+81-45-222-8256
- FAX：+81-45-222-8259
- E-mail：alex.huang@guc-asic.com
Korea
GUC Korea
- 3F, AnnJay Tower, 208, Teheran-ro, Gangnam-gu, Seoul, 06220, Korea 서울특별시 강남구 테헤란로 208 안제타워 3F
- Name：Jeff Lin
- TEL：+82-2-553-3842
- FAX：+82-2-553-3846
- Mobile：+82-2-553-3846
- E-mail：jeff.lin@guc-asic.com
Vietnam
GUC Vietnam
- The Grace Tower 7th Floor, 71 Hoang Van Thai Street, Tan Phu Ward, District 7, Ho Chi Minh City 700000 Vietnam
- Name：Calvin Cheng
- TEL：+84-2873077778
- E-mail：calvin.cheng@guc-asic.com
China
GUC Shanghai
- Room2305, No. 1350 North Sichuan Road, Hongkou District, Shanghai 200080
- Name：Brad Chou
- TEL：+86-21-33665868 #5180
- FAX：+86-21-33665878
- E-mail：brad.chou@guc-asic.com
GUC ShenZhen
- 749, 7/F, Tower A, SCC, No.88 First Haide Avenue, Nanshan District, Shenzhen 518000, China
- Name：Brad Chou
- E-mail：brad.chou@guc-asic.com
GUC Beijing
- Room B12, 8F, North Tower, CP Centre, CBD Core Area Z14, Guanghua Road, Chaoyang Dist., Beijing
- Name：Brad Chou
- TEL：+86-21-33665868 #5180
- FAX：+86-21-33665878
- E-mail：brad.chou@guc-asic.com
GUC Nanjing
- 14th Floor, Block C, Fuying Building, No. 99, Tuanjie Road, Research & Innovation Park, Nanjing Jiangbei New Area
- Name：Brad Chou
- TEL：+86-21-33665868 #5180
- FAX：+86-21-33665878
- E-mail：brad.chou@guc-asic.com