COMPANY MANE SHOWA TEC STATE 日本 PROCUREMENT OF PRODUCTS 大型机械及设备 COMPANY MANE SHOWA TEC CONTACT GROUP "YASUMA, SHUNICHI" PHONE 0081 3 5210 2617 FAX 0081 3 5210 2948 ADDRESS "GURAN SAMBAN 403, 28-6, SAMBAN-CHO CHIYODA-KU, TOKYO 1020075" ZIP EMAIL WEBSITE