Efforts toward social responsibility

UNIFIVE considers fulfilling its social responsibilities through its business activities to be one of its most important corporate missions. We aim to remain a company trusted by our customers, business partners, and society by complying with laws and social norms, conducting fair and sincere corporate activities, maintaining a serious commitment to quality and safety, caring for the environment, and pursuing continuous improvement.

Basic Philosophy

UNIFIVE recognizes the responsibilities expected by society as a power supply manufacturer and promotes sincere and sustainable corporate activities.

Products and services are provided with an emphasis on quality, safety, compliance with laws and regulations, and environmental consideration, while valuing trust with society in all aspects of our business activities.

Furthermore, we believe that corporate responsibility should not only be stated as a policy but practiced in daily decisions and actions, and we are committed to continuous review and improvement.

Scope of Application: This policy applies to all officers and employees of Unifive Co., Ltd. at all domestic and overseas locations and its group companies.

Basic Policy

1. Compliance with Laws, Regulations, and Social Norms

We correctly understand and faithfully comply with the laws, regulations, and contractual requirements of each country and region. We do not limit ourselves to the standards set by law, but conduct corporate activities based on the ethics and common sense expected by society. We sincerely address promises to customers and business partners as well as contractual requirements, and thoroughly uphold a commitment-keeping attitude as the foundation of our corporate activities.

2. A Sincere Commitment to Quality and Safety

UNIFIVE regards quality and safety as the foundation of its business activities. In every decision related to Products and services, we prioritize reliability and safety, and pursue manufacturing that customers can adopt with confidence. In addition to designing and manufacturing Products that meet the safety standards of each country and the safety requirements set by customers, we ensure traceability of materials, components, and processes. Rather than prioritizing short-term profits or efficiency alone, we value decisions that lead to long-term trust.

3. Fair and Honest Transactions

We value relationships of trust with customers, business partners, partner companies, and other stakeholders, and conduct fair and transparent transactions. We prohibit actions that impede fair competition, bribery, and the provision of improper benefits, and we do not make unreasonable demands by abusing a superior bargaining position over our business partners. We respect the intellectual property rights of others and conduct prior investigations to prevent infringement. In addition, we have established appropriate export control systems based on the export control laws and regulations of each country.

We prohibit transactions of stocks and other securities based on undisclosed material information obtained through our duties (insider trading), and also prohibit the improper disclosure of such information inside or outside the company. Furthermore, we take a firm stance against antisocial forces and completely sever any and all relationships with them.

4. Environmental Considerations

We strive to reduce the environmental impact associated with our business activities and promote environmentally conscious technologies, Products, and operations. In addition to complying with environmental laws and regulations, including energy conservation, resource conservation, elimination of hazardous substances, and proper management of wastewater, waste, and emissions, we are committed to resource circulation initiatives such as reducing resource input, utilizing recyclable materials, and minimizing waste.

We establish environmental objectives and targets, continuously review and improve our efforts to achieve them, and promote environmental awareness among all employees in their daily work. When introducing new equipment or expanding factories, we also take into consideration the impact on ecosystems and biodiversity.

5. Employee Awareness and Engagement

To fulfill our social responsibilities, it is important that all employees understand their significance and put them into practice in their respective duties. UNIFIVE formulates annual training plans for each department and conducts regular education and training on social responsibility. In addition, we verify the effectiveness of our initiatives through internal audits and use the findings to drive improvements.

6. Continuous Improvement

The standards required by society, the business environment, and our customers are constantly changing. UNIFIVE does not simply establish policies and consider the task complete; when issues arise, we focus on identifying their root causes and preventing recurrence while driving improvement. Through regular reviews and continuous improvements, we strive to achieve better corporate activities.

Human Rights and Labor Practices

UNIFIVE respects fundamental human rights in all countries and regions where it conducts business and promotes labor practices in line with internationally recognized human rights standards.

Responsibility in the Supply Chain

UNIFIVE recognizes not only its own business activities but also the fulfillment of social responsibility throughout the entire supply chain as an important issue. At each stage of procurement, manufacturing, and supply, we work on compliance with environmental regulations, management of hazardous substances, and responsible sourcing of raw materials.

Management of Chemical Substances in Products

Products For parts and materials used in products, we implement management of chemical substances in accordance with the RoHS Directive and REACH Regulation. During incoming inspections, we measure the content of RoHS-specified hazardous substances using X-ray fluorescence analyzers for all purchased parts to confirm compliance with regulatory limits. In addition, as a countermeasure against ion migration in DC plug sections, we have continued to manage the non-use of red phosphorus flame retardants since 2016. Standards for environmentally hazardous substances are regularly updated based on the laws and regulations of each country and customer requirements.

Responsible Mineral Sourcing

UNIFIVE strives for responsible mineral sourcing to ensure that minerals (such as tin, tantalum, tungsten, and gold) from conflict-affected and high-risk areas do not become a source of funding for armed groups or antisocial organizations. In line with the OECD Due Diligence Guidance for Responsible Supply Chains of Minerals from Conflict-Affected and High-Risk Areas, we are working to eliminate the use of conflict minerals in our Products and respond to customer requests for conflict minerals surveys.

Green Procurement

We strive to prioritize the adoption of parts and materials with low environmental impact and confirm environmental management initiatives with our suppliers. Including compliance with our customers' green procurement standards, we promote environmental consideration throughout the entire supply chain.

Supplier CSR Audits

We require all suppliers to comply with standards related to social responsibility. We conduct annual social responsibility surveys to evaluate suppliers' CSR initiatives, follow up on corrective actions as necessary, and maintain records.

Related Pages:
RoHS2 Compliance / Response to Red Phosphorus (Ion Migration) / Component Supplier Selection Method

Information Management

Confidential information entrusted to us by customers and business partners is protected under a strict management system to prevent leakage to third parties. Personal information of employees and related parties is also properly managed in accordance with the personal information protection laws and regulations of each country and region.

In addition, we implement defensive measures against cybersecurity threats and appropriately disclose information regarding our business activities, the safety and quality of our Products, and environmental initiatives through our website and other channels.

Quality Management

UNIFIVE positions quality as the most important foundation of its business activities and has established a company-wide quality management system based on the concept of Total Quality Control (TQC) in accordance with JIS Z 8101 (Quality Control Terminology).

Quality Control System

Each department, including design, manufacturing, quality assurance, and management, collaborates to control quality throughout all processes, from the collection of specification information to design, development, mass production, and post-shipment maintenance activities. During the design stage, the QA department conducts design verification from a third-party perspective, and during the manufacturing stage, a management system based on process FMEA is implemented. From daily quality improvements to handling market complaints, root cause identification, corrective actions, and prevention of recurrence are carried out consistently.

Certification Acquisition and Standards Compliance

In addition to obtaining ISO9001:2015 and ISO14001:2015 certifications, we comply with various international safety standards and factory certifications such as Japan PSE, UL/CUL, TUV, EK-MARK, CCC, and BSMI. We not only meet the safety standards of each country but also comply with customer-specific safety requirements, ensuring traceability of materials, components, and processes.

Continuous Quality Improvement

At the beginning of each year, quality objectives are established across all departments, and management reviews are conducted monthly to allow executives to monitor progress. In the unlikely event that a quality issue occurs, we promptly verify the facts, report quickly and accurately to relevant internal and external stakeholders, and thoroughly implement root cause analysis and preventive measures to avoid recurrence.

Related Pages:
Our Approach to Quality / Quality Management System / Traceability

Products and Environmental Contribution through Technologies

UNIFIVE, as a power supply manufacturer, is working to reduce environmental impact by improving the energy-saving performance of its Products.

Compliance with Energy Efficiency Regulations

In the design of AC/DC Power Adapter and switching power supplies, we standardly ensure compliance with energy efficiency regulations of various countries, including U.S. DOE Level VII and Europe ErP Lot 7. Through Products designs that achieve both reduced standby power consumption and improved conversion efficiency, we support our customers' end Products in complying with environmental regulations in various countries.

Promotion of Miniaturization and High-Efficiency Technologies

We promote the miniaturization, weight reduction, and higher efficiency of Products by utilizing various technologies, including the adoption of next-generation power semiconductors and optimization of circuit design. By reducing volume and weight while improving conversion efficiency compared to conventional designs, we contribute to resource conservation and environmental impact reduction throughout the entire lifecycle of our Products.

Long-Life Design and Resource Efficiency

Extending the lifespan of power supply Products is directly linked to waste reduction and effective use of resources. UNIFIVE adopts a design approach that maximizes Products lifespan, from component selection to thermal design and reliability testing. By proposing power supply designs that align with the lifecycle of our customers' equipment, we help reduce unnecessary disposal and reprocurement, contributing to improved resource efficiency.

Coexistence with Local Communities

UNIFIVE is a global company with its headquarters in Tokyo and offices in Taiwan, China, the United States, South Korea, and Hong Kong, and values maintaining strong relationships with the local communities in which it operates.

While being mindful of the impact of its business activities on local environments and daily life, the company respects the cultures and customs of each country and region and strives to fulfill its responsibilities as a member of the community. In addition, it continuously works to contribute economically through local job creation and to preserve the environment surrounding its business locations.

Contribution to the SDGs (Sustainable Development Goals)

UNIFIVE supports the principles of the United Nations' Sustainable Development Goals (SDGs) and aims to contribute to their achievement through its business activities. By leveraging its technological expertise and quality management system as a power supply manufacturer, the company is promoting initiatives focused primarily on the following goals.

Goal	SDG Goal	UNIFIVE Initiatives
	Good Health and Well-Being for All	Through the development and supply of IEC60601-1 compliant medical AC/DC Power Adapter, we support the safe operation of medical equipment. In addition, QEH management committees conduct workplace inspections and fire drills at all sites to maintain a work environment that protects the safety and health of employees.
	Affordable and Clean Energy for All	We promote compliance-oriented design with international energy efficiency regulations such as DOE Level VII and ErP Lot 7. Through high-efficiency, low standby power Products, we contribute to the efficient use of energy.
	Decent Work and Economic Growth	At all domestic and overseas sites, we respect human rights, develop appropriate working environments, and ensure occupational health and safety, promoting workplaces where all employees can work with peace of mind.
	Industry, Innovation and Infrastructure	By continuously developing approximately 1,500 new models annually and leveraging next-generation power semiconductors as well as innovations in miniaturization and higher efficiency technologies, we contribute to the advancement of power supply technologies that support industrial infrastructure.
	Responsible Consumption and Production	We practice responsible manufacturing throughout the entire Products lifecycle, including management of chemical substances in compliance with the RoHS Directive and REACH Regulation, promotion of green procurement, and waste reduction through long-life design.
	Climate Action	We address climate change mitigation by reducing CO2 emissions during transportation through product miniaturization and weight reduction, lowering power loss during use by improving conversion efficiency, and promoting resource-saving design.
	Peace, Justice and Strong Institutions	Through the prohibition of conflict minerals, bans on bribery and corruption, severing ties with antisocial forces, and fair and transparent transactions, we contribute to the realization of a peaceful and just society.
	Partnerships for the Goals	Through supplier CSR audits and improvement follow-ups, environmental consideration across the entire supply chain through green procurement, and international business promotion through collaboration among domestic and overseas sites, we contribute to achieving sustainable goals based on partnerships.

The above are the goals that are currently recognized as being particularly highly relevant to the business activities of UNIFIVE. We will continue to review the scope and depth of our initiatives in response to business developments and societal demands.

Our Commitment to Stakeholders

Implementation to Execute the Policy

This policy is communicated to all employees, and its effectiveness is maintained through regular education and training based on each department's annual training plan. In addition, the status of our efforts toward social responsibility is reviewed through annual internal audits, and corrective actions and improvements are implemented as necessary.

In light of changes in the business environment and societal expectations, we will continuously review the content of this policy and revise it as needed. Our initiatives related to social responsibility will also be continuously reviewed to ensure effective corporate activities.

Details of each area stipulated in this policy are implemented in accordance with separately established individual policies and internal regulations.

Related Information

UNIFIVE's business activities and quality initiatives are also introduced on the following pages.

• Initiatives as a Power Supply Manufacturer
• Quality Initiatives
• Head Office and Overseas Locations
• Major Clients

March 16, 2026

UNIFIVE CO., LTD.

President and CEO Daiki Hoshino