Our offices

Four domestic bases, Three domestic group companies, four overseas group companies

Domestic bases

Mitsuboshi Diamond Industrial Co., Ltd. Head Office [Google Map]

32-12 Koroen Settsu, Osaka 566-0034, Japan
TEL:+81-72-648-5000　FAX:+81-72-648-5201

Iida Factory [Google Map]

1840-1 Mikkaichiba, Iida, Nagano 395-0155, Japan
TEL:+81-265-25-2295　FAX:+81-265-25-4852

Tenryū Factory [Google Map]

5602-11 Tatue, Iida, Nagano 399-2221, Japan
TEL:+81-265-48-9077　FAX:+81-265-25-4852

Domestic Group Companies

ASTEC Co., Ltd. Osaka Head Office

Esaka Nack Bldg., 6F, 2-30 Toyotsucho, Suita, Osaka 564-0051, Japan
TEL:+81-6-6385-5743　FAX:+81-6-6385-5892
https://www.astec-corp.co.jp

MDI-SB Solar Co., Ltd.

Nakanoshima Festival Tower West 21F, 3-2-4 Nakanoshima, Kita, Osaka, Osaka 530-0005, Japan

fab intelligence Co., Ltd.

32-12 Koroen Settsu, Osaka 566-0034, Japan（Inside the Head Office of Mitsuboshi Diamond Industrial Co., Ltd.）

WDJ hi-tech Inc.

Tokyo Osaki Office: Osaki Wiz Tower 18th Floor 2-11-1 Osaki, Shinagawa-ku, Tokyo 141-0032, Japan
TEL:+81-03-6420-3648　FAX:+81-03-6431-9515
Osaka Umeda Office: Mainichi Newspaper Bldg. 6th Floor 3-4-5 Umeda Kita-ku, Osaka 530-0001, Japan 
TEL:+81-6-6147-3273　FAX:+81-6-6147-3275
https://wdj-hi-tech.com

Overseas Group Companies

China

MDI(SUZHOU) Co., Ltd./Suzhou Technical Service Center [Google Map] [baidu Map]

Unit A, Floor 2, Factory 2, Technology Industrial Square 3, Louyang Road 6, Suzhou Industrial Park, 215122 Jiangsu, China
TEL:+86-512-6211-1089　FAX:+86-512-6211-1057

Shenzhen Branch/Shenzhen Technical Service Center [Google Map] [baidu Map]

Room 1207, Building A, Longhua New City, Sanlian Community, Longhua New District, Shenzhen, Guangdong　518019, China
TEL:+86-755-8329-9284　FAX:+86-755-8329-9314

Other Service Centers

• Hefei Technical Service Center
• Beijing Technical Service Center
• Chengdu Technical Service Center
• Nanjing Technical Service Center

Korea

MDI Korea Co., Ltd.

502, 14, Cheyukgwan-ro, Bupyeong-gu, Incheon, Republic of Korea
TEL:+82-32-508-7318　FAX:+82-32-519-8833

ASAN Fasctory
152, Yeonamyulgeum-ro, Eumbong-myeon, Asan-si, Chungcheongnam-do, Republic of Korea

Taiwan

Taiwan Mitsuboshi Diamond Industrial Co., Ltd./Taichung Technical Service Center [Google Map]

No.338, Dadun 11th St., Nantun Dist., Taichung, 408, Taiwan
TEL:+886-4-2255-0551　FAX:+886-4-2255-5251

Germany

MDI Advanced Processing GmbH

Obere Austrasse 6, 55120 Mainz, Germany
TEL:+49(0)6131-7321-0　FAX:+49(0)6131-7321-101
sales@mdi-ap.com
http://www.mdi-ap.de/

North America

MDI Advanced Systems USA Inc.

9823 PACIFIC HEIGHTS BLVD. SUITE N SAN DIEGO, CA 92121
TEL:+1 858-768-2270