Waste Management & Recycling Services

of DOWA in Japan and Southeast Asia

Takanobu Tachikawa

DOWA ECO-SYSTEM CO., LTD.

10/March/2016

3RINCs 2016@Hanoi

1. Overview of DOWA’s Business

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• Founded 1884 in Japan• Capital Stock JPY 36.4 billion• Net Sales (FY2014) JPY 464.2 billion• Employees approx. 6,000 (April 2015)

Overview of DOWA Holdings Co., Ltd.

5 Business companies

SmeltingNonferrous

Metals

ElectronicMaterials

Heat Treatment

Environmental Management & Recycling Metal

Processing

Dowa Eco-SystemDowa Metals & Mining Dowa

Electronics MaterialsDowa Metaltech Dowa Thermotech

3

Core Businesses of DOWA

LEDs, silver powders,ferrite powders, other metal powdersetc.

Computer,plasma displays, mobile phones, batteries,automobiles etc.

Electronic MaterialsSmelting and refiningofGold, silver,copper, gallium,indium etc.

Metal RefiningMaterial manufacturing

Connector materials,Metal-ceramic boards,other metal processingetc.

Resource Recycling, Waste Management, Soil Remediation,Consulting etc.

Environmental Management & Recycling

Creating a recycle-oriented

business

Metal Processing

Assembled into Consumer Product

Furnace for heat treatment of automobile components etc.

Heat TreatmentManufacture of value-added materials

Recycling and Detoxification

4

Business Activities of DOWA ECO-SYSTEM

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1. Waste TreatmentCollection of mainly industrial waste and some municipal waste, and treatment of waste.

2. Metal RecyclingRecycle of precious metals from waste and

scraps, such as factory discharge, discarded home appliances and end-of-life vehicles.

3. Soil & Groundwater RemediationInvestigation and remediation of soil &

groundwater contaminated by heavy metals (lead, arsenic, etc.), oils and Volatile Organic Compounds (VOCs).

4. LogisticsTransportation of waste and recyclable materials mentioned above.

2. DOWA’s Network

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DOWA’s Network in Japan

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IncinerationRecycleLandfill

Soil Remediation

IncinerationRecycle

Incineration

Incineration

Headquarters

★★★★

★★★★ ★★★★★★★★

★★★★

★★★★

★★★★

★★★★★★★★

RecycleLandfill

Melting

★★★★

Treatment FacilitySales Branch

Recycle

Recycle

Annual Result (FY2013)Waste Treatment: 1.1 million tonsWaste to Energy: 74.3 GWh

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Waste Management(Incineration)

Waste Management(Incineration)

Metal Recycling

Soil Remediation

Waste Management(Landfill)

Metal RecyclingSoil Remediation

Metal Recycling

Waste Management(Landfill)

Metal RecyclingSoil Remediation

DOWA’s Network in Asia

Waste Management(Landfill)

Thailand (Incinerator and Landfill)

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Eastern Seaboard Environmental

Complex Co., Ltd. (ESBEC)

Landfill for Non Hazardous waste,

Waste blending, WWWE recycling.

Bangpoo Environmental Complex

Co., Ltd. (BPEC)

A Joint Venture Project with Industrial

Estate Authority of Thailand (IEAT)

Indonesia

(Landfill & Integrated Waste Management)

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PT. PRASADHA PAMUNAH LIMBAH INDUSTRI (PPLi)

5% share owned by Indonesian Government.

Only one integrated waste management facility in Indonesia.

Myanmar (Landfill)

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GOLDEN DOWA ECO SYSTEM MYANMMAR Co., Ltd.

420,000 m2 area in Thilawa Special Economic Zone.

Just started operation in Dec/2015.

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Technochem Environmental Complex

Pte. Ltd. (TEC)

Incinerator for hazardous waste,

liquid waste treatment

Singapore (Incinerator & Metal Recycling)

DOWA Eco-System Singapore Pte. Ltd.

Precious metals recycling

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China (Metal Recycling)

DOWA Environmental Management Co., Ltd.

Metal Recycling from production scrap, home appliances

3. DOWA’s Technology

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Waste receipt procedures

Pesticide Waste Solvent

Waste Plastics

Waste Bottles

Fabric Waste Sludge

Examples of receiving waste

Laboratory and Technical Services

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Pre Acceptance . Receipt Control . Samples Analysis . Finger Print Test . QA/QC Analysis.Waste Recipe Formulation . New Treatment Processes . Environmental

Monitoring and Audits Permits and Operations Support . Research and Development

Transportation Services

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Transfer Station

Weighbridge

32 m3 Tankers

16 m3 Roll Off Boxes

Hazardous Waste Incinerator

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Capacity: 600 t/day(Total 2,000 t/day in Japan)

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Controlled Landfill

• Hazardous waste landfill for

incinerated ash and other

wastes.

• Capacity: 2.7 million m3

Water treatment plant

Way bridge, Office

Landfill space

Hazardous Landfill Schematic (Indonesia)

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DWM Services at Drilling Projects

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24/7 Handling of drilling muds at exploration and workover

rig drilling locations in oil and gas sector

Decon Work and Tank Cleaning

Transport, logistics, handling and disposal of large

volumes liquid waste streams

ISO Tanks located at Rig Sites

Soil Remediation Services

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In-situ and On-site Remediation

OilVOC

Facility Clean Soil

Bio-Remediation

（（（（On-site Remediation））））

Excavation

Off-site

Source GroundwaterPRB

浄化後浄化後浄化後浄化後のののの地下水地下水地下水地下水（（（（In-situ Remediation））））

Industrial Site

Zero-Valent Iron

GW Remediation「「「「BioAngel®」」」」

Out OutstandingOut OutstandingOut OutstandingOut Outstanding

TechnologiesTechnologiesTechnologiesTechnologies

Heavy MetalsOil

VOCsPesticide

Investigation

Metal Recycling Process

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Dismantle

&

Shredding

Crushing&

Separation

Platinum

Palladium

Rhodium

CatalystCatalystCatalystCatalyst

AutomobileAutomobileAutomobileAutomobileIncineratorIncineratorIncineratorIncinerator

SmeltingSmeltingSmeltingSmelting

PCPCPCPC

Mobile PhoneMobile PhoneMobile PhoneMobile Phone

SmeltingSmeltingSmeltingSmelting

Dowa’s ActivitiesDowa’s ActivitiesDowa’s ActivitiesDowa’s Activities

GoldGoldGoldGold

SilverSilverSilverSilver

CopperCopperCopperCopperCircuit BoardCircuit BoardCircuit BoardCircuit Board

Metal Scrap

ASRASRASRASR

MarketMarketMarketMarket

Household ApplianceHousehold ApplianceHousehold ApplianceHousehold ApplianceTVTVTVTV RefrigeratorRefrigeratorRefrigeratorRefrigerator Washing machineWashing machineWashing machineWashing machine

Air conditionerAir conditionerAir conditionerAir conditioner

Copyright © Dowa Eco-System Co., Ltd. All Rights Reserved.

Metal Recycling Technology

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InGaZn Bi

SeCdCuAu

Pb SAg

TePt Sb

GePd Rh

CoRu SnLi Ni

Introduce New Type Furnace

for Secondary Materials

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Integrated Waste Management Services;

This is the most important and differentiated capability of DOWA,

based on Transparency, Full-Compliance and advanced Technology,

that can provide various solutions to clients/society.

DOWA’s KEY CAPABILITY

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Thank you very much for your attention!

DOWA Eco System Co., Ltd.

International Business Development Division

Takanobu Tachikawa/ Mr.

E-mail: tachikat@dowa.co.jp

URL: http://www.dowa-eco.co.jp