Recycling of precious metals (gold, silver, platinum group) rare-earth metals, and valuable metals
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Dowa Holdings Co., Ltd. ホームページ

Corporate Name Dowa Holdings Co., Ltd.
Head Office 22F, Akihabara UDX Bldg., 4-14-1, Sotokanda, Chiyoda-Ku, Tokyo 101-0021, Japan
Incorporated March 11, 1937
Common stock ¥36,437 million
Representatives Masao Yamada, President and Representative Director
Fumitoshi Sugiyama, Representative Director
Number of employees 5,500

DOWA ECO-SYSTEM CO., LTD. ホームページ

Corporate Name DOWA ECO-SYSTEM CO., LTD.
Home Office 14-1, Sotokanda 4-Chome Chiyoda-ku, Tokyo 101-0021 Japan
Corporate Representative Kenichi Sasaki, President
Capital ¥1 billion
Number of employees 2,200
Principal Shareholders DOWA HOLDINGS CO., LTD. 100%
Principal Businesses Environmental Management & Recycling(Recycling, Waste Management, and Soil Remediation, etc.)


Eco-System Japan Co., Ltd.

22F, Akihabara UDX Bldg., 4-14-1, Sotokanda, Chiyoda-ku, Tokyo 101-0021
TEL +81-3-6847-7010 FAX +81-3-6847-7015

Collection, transport, and processing of industrial waste, specially controlled industrial waste

Kosaka Smelting & Refining Co., Ltd.

60-1 Otarube, Kosakakouzan, Kosaka-machi, Kazuno-gun, Akita 017-02024
TEL +81-186-29-2700 FAX +81-186-29-5200

Copper and lead smelting, sulfuric acid manufacturing

Nippon PGM Co., Ltd.

76-1 Otarube, Kosakakouzan, Kosaka-machi, Kazuno-gun, Akita 017-0202
TEL +81-186-29-2744 FAX +81-186-29-2722

Manufacturing and sale of platinum group metals using disposable catalysts

Akita Rare Metals Co., Ltd.

217-9, Furumichi-Shimokawabata, Iijima, Akita-shi, Akita 011-0911
TEL +81-18-846-1794 FAX +81-18-845-9051

Recovery of gallium, indium, and other materials

Akita Zinc Co., Ltd.

217-2, Furumichi-Shimokawabata, Iijima, Akita-shi, Akita 011-0911
TEL +81-18-846-1121 FAX +81-18-845-9051

Zinc smelting, sulfuric acid manufacturing

Eco-System Hanaoka Co., Ltd.

42 Tsutsumisawa, Hanaoka-machi, Odate-shi, Akita 017-0005
TEL +81-186-46-2311 FAX +81-186-46-1651

Soil remediation, industrial waste processing, resource recycling

Green Fill Kosaka Co., Ltd.

60-1, Otarube, Kosakakouzan, Kosaka-machi, Kazuno-gun, Akita 017-0202
TEL +81-186-29-2924 FAX +81-186-29-2964

Controlled landfill of industrial and general waste

Eco-System Akita Co., Ltd.

42 Tsutsumisawa, Hanaoka-machi, Odate-shi, Akita 017-0005
TEL +81-186-46-1436 FAX +81-186-46-3628

Complete processing of industrial waste, resource recycling

Eco-System Sanyo Co., Ltd.

1125, Kichigahara, Misaki-cho, Kume-gun, Okayama 708-1523
TEL +81-868-62-1346 FAX +81-868-62-1345

Total industrial waste processing; resource recycling

Eco-System Chiba Co., Ltd.

1-1-51, Nagaurataku, Sodegaura-shi, Chiba 299-0265
TEL +81-438-62-4097 FAX +81-438-62-4928

Industrial waste processing

Eco-Recycle Co., Ltd.

30-2, Douyashiki, Hanaoka-machi, Odate-shi, Akita 017-0005
TEL +81-186-47-1001 FAX +81-186-47-1002

Remanufacturing and reprocessing of used consumer electronics and appliances, and used office products

Act-B recycling Co., Ltd.

278-6, Shiohama-cho, Minamata-shi, Kumamoto 867-0067
TEL +81-966-62-3300 FAX +81-966-62-3338

Remanufacturing and reprocessing of used consumer electronics and appliances, and used office products

Metal recycling and waste processing, and recycle of home appliances
Dowa Environmental Management Co., Ltd.


Home Office:No.28 Sanlian Street, Suzhou New District, Jiangsu 215129 CHINA
TEL:+86-512-8518-8100
FAX:+86-512-8518-8108
URL http://www.dowa-eco.co.jp/china/
URL http://www.dowa.com.cn/eco/