YUASA BATTERY : บริษัท ยัวซ่าแบตเตอรี่ ประเทศไทย จำกัด (มหาชน)

Social Sustainability Management

The Company recognizes that respect for human rights is a fundamental responsibility that relates to all stakeholder groups, including customers, employees, shareholders, business partners, creditors, and communities associated with its business operations. Therefore, the Company has established policies that align with both domestic laws and international standards, such as the United Nations Guiding Principles on Business and Human Rights (UNGPs). These serve as guidelines to be applied organization-wide and are considered the responsibility of the Board of Directors, executives, and all employees to acknowledge and adhere to.

Human Rights and Labor Practices Policy

Sustainability Management

Employee and Labour Management Occupational Health, Safety, and Working Environment Customer Management Community and Social Engagement

Employee and Labour Management

The Company's human resource management practices are conducted in accordance with the principles of good corporate governance. Employment policies are designed to promote local hiring in areas where the Company operates, in support of local economic and workforce development. In addition, the Company supports government policies that promote equal employment opportunities, such as the employment of persons with disabilities.

The Company is committed to fair, non-discriminatory compensation and welfare policies that are aligned with economic conditions. Emphasis is placed on developing employee potential, enhancing work efficiency, and ensuring occupational health, safety, and a safe working environment, free from operational accidents.

In the 2025 employee satisfaction and engagement survey, 307 employees participated in the assessment. The survey results indicated that the average job satisfaction score was 82%, while the average satisfaction with the working environment was 79%, reflecting a high level of satisfaction in both areas and showing an improvement compared to 2024. Employee engagement was rated at a moderate level, with an average score of 3.60, or 72%.

The Company will analyze the results and feedback to formulate strategies, review employee care measures, and enhance employee engagement and participation moving forward.

Employee Satisfaction
and Engagement

Survey results for the year 2025

Job Satisfaction 82%

Work Environment Satisfaction 79%

Employee Engagement 72%

Survey results for the year 2024

Overall Satisfaction 78%

Employee Engagement 78%

Occupational Health, Safety, and Working Environment

As a battery manufacturer

Yuasa Battery (Thailand) Public Company Limited

places strong emphasis on safety and occupational health, recognizing them as fundamental to sustainable business development. The Company's ultimate goal is to operate without causing harm to its employees, assets, or stakeholders. Yuasa promotes a shared responsibility among employees for workplace safety and occupational health, with a continuous focus on improving
compliance with standards and minimizing accidents and losses wherever possible.

Customer Management

The Company's approach to customer relationship management is as follows:

Strengthening customer engagement on an ongoing basis by effectively identifying and responding to customer needs.

Committing to deliver high-quality products and services to create a positive customer experience.

Conducting annual customer satisfaction surveys and using the results to continuously improve products and services.

Enhancing online sales channels to ensure easier and more convenient access for customers.

The Company has established formal processes for customer satisfaction surveys, as well as mechanisms for collecting and analyzing customer feedback. The results are used to improve products, services, and business processes on an ongoing basis to increase customer satisfaction and encourage repeat purchases. In 2025, the Company conducted a satisfaction survey among domestic replacement market customers in five areas: product and packaging, sales, delivery, marketing, and after-sales service. Customers’ overall satisfaction is in the range of 84% or “Excellent.”"

Customer Satisfaction Aspects	Unit	2022	2023	2024	2025
1. Batteries and packaging	%	78	74	80	87
2. Sales	%	85	85	85	90
3. Delivery	%	77	76	80	84
4. Marketing and advertisements	%	72	67	74	78
5. After-sales services	%	73	73	78	85
Average	%	77	74	79	84

Remarks: 80% or above refers to "Excellent" 70-79% refers to "Good" 60-69% refers to "Moderate" 59% or below refers to "Need improvement"

Source: The Customer Service Department, Yuasa Battery (Thailand) PLC

Community and Social Engagement

The company, as a manufacturer and distributor of automotive and motorcycle batteries, conducts its business with social responsibility in order to minimize various impacts arising from its operations. It adheres to principles of transparency, accountability, ethics, respect for human rights, and focuses on the needs and expectations of stakeholders.

The company is committed to developing its battery manufacturing business in parallel with social responsibility, strictly complying with all legal and relevant regulatory requirements, as well as international best practices, in order to build a strong foundation for continuous and sustainable responsibility.