Company Structure: MDI - Mitsuboshi Diamond Industrial Co.,LTD.

Head Office: 2-12-12 Minami-kaneden, Suita City, Osaka 564-0044, Japan
Legal Department: TEL +81(0)6-6378-3823 FAX +81(0)6-6378-3878
Corporate Planning Headquarters Planning Department Business Control Department: TEL +81(0)6-6378-3828 FAX +81(0)6-6378-3851
F&G Business Headquarters Business Promotion Department Technical Service Department Design Department: TEL +81(0)6-6378-3831 FAX +81(0)6-6378-3851
TEL +81(0)6-6378-3832 FAX +81(0)6-6378-3852
TEL +81(0)6-6378-3833 FAX +81(0)6-6378-3853
Procurement Headquarters Procurement Department: TEL +81(0)6-6378-3834 FAX +81(0)6-6378-3854

Yoshino Branch: 4-16 Yoshino-cho, Suita City, Osaka 564-0054, Japan
Quality Assurance Department: TEL +81(0)6-6378-3836 FAX +81(0)6-6378-3856
Research and Development Department Tool Technology Research Section: TEL +81(0)6-6378-3879 FAX +81(0)6-6378-3819
Photovoltaic Business Headquarters Technical Service Department: TEL +81(0)6-6378-3847 FAX +81(0)6-6378-3819

Laser Solution Lab: 1-4-37 Minami-kaneden, Suita City, Osaka 564-0044, Japan
Research and Development Department: TEL +81(0)6-6378-3843 FAX +81(0)6-6378-3550

Chuo-sha Building: Chuo-sha Bldg, 2-14-35 Minami-kaneden, Suita City, Osaka 564-0044, Japan
Administration Headquarters General Affairs Department Accounting Department Human Resources Department: TEL +81(0)6-6378-3835 FAX +81(0)6-6378-3855

TEL +81(0)6-6378-3860 FAX +81(0)6-6378-3890
Corporate Planning Headquarters Information Systems Section: TEL +81(0)6-6378-3891 FAX +81(0)6-6378-3850

Electronic Components Business Headquarters: 1-9-23 Esaka-cho, Suita City, Osaka 564-0063, Japan
Sales Department Engineering Department Business Promotion Department Development Engineering Department: TEL +81(0)6-6378-3810 FAX +81(0)6-6378-3875

TEL +81(0)6-6378-3825 FAX +81(0)6-6378-3875
TEL +81(0)6-6378-3830 FAX +81(0)6-6378-3875

TEL +81(0)6-6378-3861 FAX +81(0)6-6378-3875

Tateshina Factory: 11400-1276 Tamagawa, Chino City, Nagano 391-0011, Japan
TEL +81(0)266-79-7211 FAX +81(0)266-79-7300
Iida Factory: 1840-1 Mikkaichiba, Iida City, Nagano 395-0244, Japan
TEL +81(0)265-25-2295　FAX +81(0)265-25-4852

MDI(Shanghai)CO. ,LTD: Room 2008-2009, Bldg. B, Far East International Plaza No. 317, Xian Xia Road, Chang Ning District, Shanghai 200051, China
TEL +86 21-6259-3325 FAX +86 21-6259-7651
Shenzhen Technical Service Center: Room2926-2927,Topoffice Glittery City.No.3027, Shennan Road Central, Shenzhen, P.R.China
TEL +86 755-8329-9284 FAX +86 755-8329-9314
MITSUBOSHI DIAMOND INDUSTRIAL KOREA CO. ,LTD: 424-11 Cheongcheon-dong, Bupyeong-gu, Incheon 403-858, Korea
TEL +82 32-508-7318 FAX +82 32-519-8833
Cheonan Technical Service Center: Hanil Bldg. 202, 635 Dujeong-dong, Cheonan, Chungcheongnam-do, Korea
TEL +82 41-522-8190 / 8191 FAX +82 41-522-8192
Gumi Technical Service Center: 2F HISTT Bldg., 1037-7 Jinpyeong-dong, Gumi, Gyeongbuk, Korea
TEL +82 54-471-9266 FAX +82 54-471-9268
Taiwan Mitsuboshi Diamond Industrial CO. ,Ltd: No.338, Dadun 11th St., Nantun Dist., Taichung City 408 Taiwan
TEL +886 4-2255-0551 FAX +886 4-2255-5251
Tainan Technical Service Center: 3F., No.106, Zhongzheng Rd., Xinshi Dist., Tainan City, Taiwan (R.O.C.)
TEL +886 6-589-7860 FAX +886 6-589-1785
MDI Schott Advanced Processing GmbH: Obere Austrasse 6, Gebäude 39, 55120 Mainz, Germany
TEL +49(0)6131-7321-0 FAX +49(0)6131-7321-101
http://www.mdischott-ap.de/
ASTEC Co. ,Ltd.: Esaka Nack Bldg., 6F, 2-30 Toyotsucho, Suita City, Osaka 564-0051, Japan
TEL +81(0)6-6385-5743 FAX +81(0)6-6385-5892
http://www.astec-corp.co.jp/

Mitsuboshi Diamond Industrial Co.,LTD.