GOKO HATSUJO CO., LTD. (Head Office, Kanagawa Factory)
Japan
Address 25-16 Gokanme Cho, Seya-ku, Yokohama, Kanagawa, 246-0008
Tel +81 (45) 921-0868
Website http://www.goko-spring.co.jp
GSK CO., LTD. (Yamanashi Factory)
Japan
Address 10 Ichinomiya Ichimiyacho, Fukita, Yamanashi, 405-0056
Tel +81 (553) 47-6061
Website http://www.goko-spring.co.jp/gsk/
GOKO SPRING VIETNAM CO.,LTD.(Hanoi Factory, Vietnam)
Japan
Address Lot 14, Noi Bai Industrial Zone, Quang Tien, Soc Son, Hanoi, VIET NAM
Tel +84 (4) 3582, (4)1617~8
Website http://www.gokosp.com.vn/
PT. GOKO SPRING  INDONESIA (INDONESIA Factory)
INDONESIA
Address Jl.Kenari Raya Blok G6-01 Kav. Japanese SME's Center Delta Sillicon 6 Lippo Cikarang , Cikarang Pusat-Bukasi 17530
Tel +62 (021) 2808 5091 / 92 (Ext:104)
Website http://www.goko-spring.co.jp