Overview of DOWA group


Our Environmental & Social Commitment


  History of DOWA Our Environmental & Social Commitment
Meiji Era 1869 Denzaburo Fujita establishes a business in Osaka.    
September 1884 The Japanese Government sells to the Fujita-Gumi the Kosaka Mine.    
June 1897 Kosaka Choshi Electric Power Plant, Japanfs second hydroelectric power plant, commences operations. ¡ From the latter half of 1890s to the first half of 1900s
Several hydroelectric power plants constructed in Kosaka. They still supply 50% of power to Kosaka Smelting and Refining.
May 1899 Kojima Bay reclamation work launches.    
June 1902 Kosaka Black Ore Flash Smelter commences operations.    
Taisho Era April 1915 Fujita Gumi acquires Hanaoka mine.    
September 1916 Fujita Gumi acquires Tanahara mine.    
March 1919 Toyosaki Rolling Mill (present DOWA Metal Co., Ltd.) established.    
Showa Era December 1945 Corporate name changed to Dowa Mining Co., Ltd.
 
August 1953 Constructed Okayama Works established, commences operations.    
September 1957 Dowa Mining absorbs Fujita Kogyo Co., Ltd.    
June 1959 A new black ore mine discovered in Uchinotai area of Kosaka.    
June 1964 A new black ore mine discovered in Matsumine area of Hanaoka. ¡1962 Method to select metal concentrates and return the remaining mining wastes back to the mine to reduce mining wastes adopted for developing the Uchinotai mine in Kosaka.
September 1967 Kosaka Flash Smelter Plant completed, commences operations. ¡1967 Dowa Mining changed the smelting and refining method of Kosaka Smelting and Refining to a more energy saving method of melting ores using reaction heat of the ore and installed facilities to collect sulfurous acid gas to convert it to liquid sulfuric acid.
July 1969 A new black ore mine discovered in Fukazawa area of Hanaoka. ¡1969 Facilities established to safely deposit mining wastes in a site where no environmental pollution may occur, in cooperation with Akita Prefecture. (Four years before enforcement of the Law on Special Measures for Mine Damage Caused by the Metal Mining Industry, etc.)
February 1971 Akita Zinc Co., Ltd. established. ¡1970 gLetter of Agreement on an Zinc Smelting and Refining Plant to be Established by DOWAh executed with Akita Prefecture and Akita City. Akita Zinc Co., Ltd. positioned as a "Green Smelting and Refining Planth, trees planted in 53% of its site of 600,000 m2.
June 1972 DOWA Koei established. ¡First half of 1970s Dowa Mining started the efforts to completely collect all metals other than just the target metals to reduce mining wastes.
November 1972 Akita Plant completed, commences operations.    
April 1973 Central Laboratory established. ¡1974 Pit-water treatment technology using bacteria implemented for the first time in Japan, that is connected to resource-recycling, energy-saving and environmental conservation.
December 1980 Kosaka Lead Smelting Facility completed, commences operations.    
August 1982 Semiconductor Materials Laboratory established.    
September 1983 Completed Okayama Works completed, commences manufacturing metal powders.    
September 1986 Hanaoka Mining Co., Ltd. established.    
June 1988 Akita LED Factory completed, commences operations.    
Heisei Era March 1989 DOWA INTERNATIONAL CORP. established.    
May 1989 Kosaka Smelting and Refining Co., Ltd. established.    
April 1991 Dowa Mining absorbs Tokyo Heat Treatment Co., Ltd., establishes Thermotech headquarters.    
May 1992 MINERA TIZAPA, S.A.DE C.V. established.    
December 1992 Shiojiri Works completed.    
June 1993 Thermo-Technology Center Completed. ¡1993 DOWAfs environmental voluntary plan prepared to respond to increasing global awareness on the earth environment issues.
Energy Committee and Environmental Conservation Committee established under the Business Strategic Council for active environmental efforts.
August 1994 Operations commenced at the Tizapa Mine. ¡1994 gDOWA groupfs Response to the Issues of the Ozone Layer Destructionh prepared. Steam supply started at the Tohoku Powerfs Kamino-Tai geothermal power plant.
August 1997 DOWA THT AMERICA, INC. established. ¡1995 gDOWA groupfs Response to the Wastes Issuesh prepared.
April 2000 In-house company system implemented. ¡1996 gDOWA groupfs Status Survey on Environmental Issuesh conducted.
June 2000 Nippon Purle Limited joins the Dowa group. ¡1998 Environmental survey conducted on all aspects of DOWAfs business activities based on items of ISO 14001.
April 2001 E&E Solutions, Inc. joins the Dowa group. ¡1999 Volume of hazardous substances handled within the DOWA group was surveyed.
October 2001 Recycle Systems Japan Co., Ltd. established. ¡2000 Preparation of Environmental Report started.
April 2002 Akita Zinc Solutions Co., Ltd. established. ¡2001 Status survey on waste management, recycling and CO2 emission conducted. CO2 benchmarking of 1999 confirmed.
October 2002 Dowa Advanced Materials Shanghai Co., Ltd. established.    
April 2003 Zinc Excel Co., Ltd., Acids Co., Ltd., Geotechnos Co., Ltd. and Dowa Techno Engineering Co., Ltd. established.    
December 2003 Dowa Environmental Management Co., Ltd. established.    
October 2004 Dowa Techno Research established.    
December 2004 Green Fill Kosaka (final landfill deposal site) completed. ¡2005 PCB disposal plan prepared. Early registration and provision completed.
February 2006 Act-B Recycling Co., Ltd. joins the Dowa group. ¡2006 Chairman Yoshikawa participates in the World Economic Forum held in the 8th Basel Convention (Nairobi) as a representative from Asia.
March 2006 Dowa relocates Head Office to Akihabara, Tokyo. ¡2006 "Lake Kojima Blossom Corridor Project" started in cooperation with local communities to plant 3,000 Kawazu cherry trees.
August 2006 CEMM Co., Ltd. joins the Dowa group.    
October 2006 Holding company system implemented. New group management system started with five operating companies.
Dowa Mining Co., Ltd. changed its name to Dowa Holdings Co., Ltd.
   
April 2007 DOWA ThermotechiThailandjCol, Ltd. established to offer maintenance service of heat treatment processing equipment and facilities in Thailand.
Taiwan office of DOWA ECO-SYSTEM established.
   
August 2007 New furnace for recycled materials completed in Kosaka Smelting and Refining    
September 2007 DOWA HD EUROPE GmbH established in Germany.    
August 2006 DOWA METANIX Co., Ltd. and DOWA-OLIN METAL CORPORATION join the Dowa group.    

 

Basic Requirements

Published in June 2008
The next report will be published in June 2009.
Responsible department: The CSR Department of DOWA Holdings Co., Ltd.
URL http : //www.dowa.co.jp/index.htm iin Japanesej
http : //www.dowa.co.jp/english/index.htmiin Englishj
Contact Akihabara UDX Bldg. F22, 4-14-1 Sotokanda, Chiyoda-ku, Tokyo 101-0021
PhoneF03-6847-1104@@FaxF03-6847-1120
E-mail addressFinfo@dowa.co.jp
The following materials are available from our website.
EMaterials for results briefing@ http://www.dowa.co.jp/jp/ir/library_meeting.html
EFinancial Report@ http://www.dowa.co.jp/jp/ir/library_portfolio.html
EInvestorfs Guide@ http://www.dowa.co.jp/jp/ir/library_guide.html
EAnnual Report@ http://www.dowa.co.jp/jp/ir/library_annual.html

 

Target Organizations

Dowa Mining Co., Ltd. changed its name to Dowa Holdings Co., Ltd on October 1, 2006 and started a new holding company system. In connection with this change, the boundaries of aggregation of financial figures were changed starting with this report.

In connection with business discontinuity of our construction subsidiary, Dowa Koei (January, 2008) and transfer of the assets of Akita Geothermal Energy (January, 2008), they were removed from this report.

MM Metals & Mining Co., Ltd. Akita Rare Metal Co., Ltd.
Akita Zinc Co., Ltd.
Akita Zinc Solutions Co., Ltd.
Kosaka Smelting and Refining Co., Ltd.
Nippon PGM Co., Ltd.
ES ECO-SYSTEM ECO-SYSTEM Hanaoka
ECO-SYSTEM Sanyo
ECO-SYSTEM AKITA
ECO-SYSTEM Chiba
Eco-Recycle Co., Ltd.
Dowa Tsu-un Co., Ltd.
Eco System Japan
GEOTECHNOS Co., Ltd
E&E Solutions Co., Ltd.
Ecosystem Recycling Higashi Nihon
Ecosystem Recycling Nishi Nihon
Act-B recycling Co., Ltd
ECO-SYSTEM Okayama
Green Fill Kosaka
ECO-SYSTEM Kosaka
EL Electronics DOWA Electronics Okayama
Dowa Semiconductor Co., Ltd.
DOWA IP Creation
DOWA F-TEC
MT Metaltech Co., Ltd. DOWA Metal
DOWA Power Device
Dowa Hightech Co., Ltd.
New Nippon Brass Co., Ltd.
Hoei Shoji Co., Ltd.
TH Thermotech Co., Ltd. DOWA Thermoengineering, Maoka Works
DOWA Thermoengineering, Yokohama Works
DOWA Thermoengineering, Hamamatsu Works
DOWA Thermoengineering, Toyota Works
DOWA Thermoengineering, Shiga Works
DOWA Thermoengineering, Anjo Works
DOWA Thermoengineering, Handa Works
DOWA Thermoengineering, Toyohashi Works
DOWA Thermoengineering, Development Center
CEMM Co., Ltd.
HD Holdings Dowa Techno Engineering Co., Ltd
Unekura Mine (West)
Tokyo Headquarters

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