Sustainability Policy and Goals

Rhombho Property Company Limited Public Company operates with a vision and mission to be a company dedicated to inspiring and creating high-quality living environments.

The company is committed to delivering the best products and services to its customers. The company has set sustainable development goals and discloses sustainability information in accordance with the SET Sustainability Reporting Guide for listed companies provided by the Stock Exchange of Thailand.

Sustainability Policy and Objectives

The Company recognizes and emphasizes conducting its business under the principles of sustainable development, considering the creation of value in three areas: economic, social, and environmental. This is based on good corporate governance practices to ensure stable and sustainable growth for the Company. The following are the practices outlined:

The Company prioritizes operations to achieve sustainability in all processes throughout the business chain. It also promotes and supports stakeholders across the business chain to operate in accordance with sustainable development principles, aiming to create value and long-term growth for the Company.
The Company has established an efficient, transparent, and rigorous management system by implementing business ethics, anti-corruption policies, and internal control and auditing processes that meet high standards. This is done to build trust among the Company's stakeholders.
The Company conducts its business with fairness, adhering to laws, trade regulations, fair competition practices, and refrains from any benefits derived from illegal or unethical operations, policies, and practices.
The Company promotes the adherence to human rights principles as guaranteed and protected by the Constitution of the Kingdom of Thailand, taking into account human dignity, rights, freedom, equality, and non-discrimination against individuals based on gender, age, race, religion, skin color, or beliefs.
The Company treats its employees fairly, recognizing them as key factors in creating value and driving the business forward. Therefore, the Company ensures a supportive work environment, promotes happiness, and aims to provide a good quality of life. It also prioritizes the development of employees' potential, offering training to enhance job skills and providing equal opportunities for career growth and advancement.
The Company values its stakeholders by identifying stakeholder groups, understanding their needs, and ensuring a comprehensive response to the needs of all stakeholders. This includes establishing channels for receiving suggestions and complaints from stakeholders.
The Company develops products that meet consumer needs, focusing on quality and standardized services to ensure customer satisfaction.
The Company promotes community and social involvement to foster strength and sustainability, participating in various activities such as education, religion, sports, human resource development, promoting employment, and organizing community development projects.
The Company prioritizes environmental quality management and promotes efforts to prevent and reduce environmental impacts arising from its operations, such as construction management, waste and garbage management, greenhouse gases, and more. The Company also actively engages with other sectors of society in organizing activities to preserve and improve environmental quality.
The Company emphasizes and promotes the efficient use of resources and energy, as well as establishing guidelines and methods to reduce the consumption of resources and energy.
The Company prioritizes the management of safety, occupational health, and the working environment for its employees, extending this focus to include the stakeholders of the Company.
The Company develops and promotes innovation, both in products and work processes, and supports collaborative innovation with the Company's stakeholders to create value for the Company, as well as for society and the environment.
The Company emphasizes comprehensive risk management in all work processes, establishing guidelines for managing and continuously monitoring risk management results to increase opportunities and reduce losses in business operations.

Sustainable development goals

The Company has established its sustainable development goals in alignment with its business direction and strategic objectives. It focuses on developing high-quality real estate projects and conducting business with responsibility toward society and the environment. The Company recognizes the importance of complying with relevant standards and regulations to prevent potential impacts on communities, society, and the environment.

Its approach to sustainable development encompasses the economic, social, and environmental dimensions, guided by the following business principles:

Sustainability Development Goals

The Company has established sustainability management targets to ensure that its sustainability management is carried out efficiently and effectively. These targets are designed to align the Company’s sustainability performance with the United Nations Sustainable Development Goals (Sustainable Development Goals: SDGs). The details are as follows:

Sustainability strategy	Indicators	Goal for 2025	Performance Results for 2025
Environment
	Electricity Consumption	Reduced by5%	439,780.74 kilowatts
	Water Consumption	Reduced by5%	21,910 cubic meters (m³)
	Waste Management	Under Target Setting	Under Target Setting
	Consumption of Office Supplies	Under Target Setting	Under Target Setting
	Air Emissions	In accordance with the Environmental Impact Assessment (EIA) standards.
Social
	Employee Training Hours	6 hours per person per year	12 hours per person per year
	Work-related Fatal Accidents	None	None
	Complaints Regarding Human Rights Violations from the Company’s Employees and Business Partners	None	None
Economic and Good Corporate Governance
	Number of Complaints or Disputes Related to Unfair Competition	None	None
	Number of Other Complaints or Disputes	None	None

Eradicate poverty

End hunger, achieve food security and improved nutrition and promote sustainable agriculture

Ensure health lives and promote well-being for all at all ages

Ensure inclusive and equitable quality education and promote lifelong learning opportunities for all

Achieve gender equality and empower all women and girls

Ensure availability and sustainable management of water and sanitation for all

Ensure access to affordable, reliable, sustainable and modern energy for all

Promote sustained, inclusive and sustainable economic growth, full and productive employment and decent work for all

Build resilient infrastructure, promote inclusive and sustainable industrialization and foster innovation

Reduce inequality within and among countries

Make cities and human settlements inclusive, safe, resilient and sustainable

Ensure sustainable consumption and production patterns

Take urgent action to combat climate change and its impacts

Conserve and sustainably use the oceans, seas and marine resources for sustainable development

Protect, restore and promote sustainable use of terrestrial ecosystems, sustainably manage forests, combat desertification, and halt and reverse land degradation and halt biodiversity loss

Promote peaceful and inclusive societies for sustainable development, provide access to justice for all and build effective, accountable and inclusive institutions at all levels

Strengthen the means of implementation and revitalize the global partnership for sustainable development

Identification of material sustainability issues

The company defines sustainability development issues by collaborating with stakeholders involved in the company's operations to reflect its sustainability actions across all dimensions, including economic, social, environmental, and governance aspects.

Process for identifying key sustainability issues

1. Identification of Sustainability Issues

The Company selects sustainability issues that are relevant to its business and stakeholders in each business process, alongside aligning these issues with the United Nations Sustainable Development Goals (SDGs) to ensure that its operations contribute to global sustainability objectives.

2. Arrangement of important issues

The Company prioritizes key sustainability issues based on their impact on the Company's operations and their effects on the stakeholders. This involves assessing both the significance and potential consequences of each issue on business performance and stakeholder interests.

3. Issue investigation

The Company presents key sustainability issues and their prioritization to the Corporate Governance and Sustainability Committee for review. The committee then evaluates these significant issues and provides guidance on how to integrate them into the Company's sustainability operations and strategies.

4. Review

The Company conducts an annual review of key sustainability issues to ensure their relevance and alignment with the Company's sustainable development goals. This review ensures that the identified issues remain appropriate for driving the Company's long-term sustainability strategy.

Assessing the importance of material sustainability issues

Economic Dimension

Corporate governance
Risk management
Sustainable Supply Chain Management
Anti-corruption measures in corporations
Customer Satisfaction and Expectations

Responsibility for products and services
Human resource development and management
Workplace safety
Innovation and technology development
Human rights

Environmental Dimension

Resource and energy management
Noise/Air and Waste Pollution Management

Sustainability key issues (Materiality)

Economic

Social

Environmental

Economic and Corporate Governance Dimension

Key Sustainability Issues	Details	Performance Results for 2025
1. Corporate governance	Corporate Governance Policy	Review the Corporate Governance Policy on an annual basis
2. Risk management	Systematic risk management across the entire value chain	Assess 100% of key risks across the entire value chain.
3. Ethical business conduct	Fair competition in the procurement process, with monitoring of operations and risk assessments covering economic, social, and environmental aspects.	The procurement process includes the evaluation and selection of suppliers based on environmental, social, and governance (ESG) responsibilities. This approach reduces supply chain risks and supports the Company’s long-term sustainable growth
4. Anti-corruption measures in corporations	Conducting business with a zero-tolerance policy against corruption in all forms.	Review the Code of Conduct annually. No cases of violations related to business ethics and no legal breaches were reported
5. Customer Satisfaction and Expectations	Customer satisfaction with products and services, and complaints related to customer personal data protection.	Actively gathering customer feedback, improving service quality and after-sales services, and communicating accurate and clear information to meet customer expectations. There were no complaints regarding customer personal data protection. Customer satisfaction rate was 93.78%

Social Dimension

Key Sustainability Issues	Details	Performance Results for 2025
6. Responsibility for products and services	Taking into consideration environmental impacts and the safety of products and services	The Company places importance on considering environmental impacts and the safety of its products and services at every stage — from design and material selection to quality control and post-implementation monitoring. This approach ensures customer confidence, minimizes environmental impacts, and supports sustainable development
7. Human resource development and management	Employee engagement and feedback, career growth opportunities, and employee capability development aligned with the Company’s business strategy and sustainable operations	The Company places importance on employee care and engagement by actively listening to employee feedback, while providing career advancement opportunities and enhancing employee capabilities in alignment with its business strategy and sustainable operations. This approach fosters strong employee engagement and supports the Company’s long-term stable growth
8. Workplace safety	Safety of Projects, Residents, and Employees	The Company places great importance on the safety of its projects, residents, and employees by implementing comprehensive security systems, occupational health and safety management, and systematic emergency preparedness measures. These efforts aim to ensure confidence and enhance the quality of life for all stakeholder groups
9. Innovation and technology development	Development of innovations and technologies that enhance modern lifestyles, fostering a culture of innovation within the organization, and promoting the development and sharing of innovative and technological ideas with stakeholders	The Company develops and applies technology to its products and services to enhance convenience, safety, and the quality of life for users. It also encourages employees to contribute new ideas and innovations, while continuously supporting learning and development in technology and innovation
10. Human rights	Human Rights Principles and Fair and Equitable Treatment of Employees	No complaints regarding human rights violations were reported.

Environmental Dimension

Key Sustainability Issues	Details	Performance Results for 2025	Support for the Goals SDGS
11. Resource and energy management	Efficient management of resources and energy throughout the entire project development lifecycle — from design and construction to building and common area management — in order to reduce environmental impacts, control operating costs, and support sustainable living	Designing buildings to maximize natural daylight and proper ventilation, selecting energy-efficient materials and equipment, and installing electrical and air-conditioning systems that reduce energy consumption in common areas The Company has installed water-saving devices in common areas and implemented water management systems to reduce water loss. It also promotes efficient water usage throughout its projects. The Company promotes awareness and encourages active participation among employees and residents in the responsible use of resources and energy through communication and educational activities. As a result, energy and resource consumption within the projects has shown a continuous downward trend.
12. Noise/Air and Waste Pollution Management	Emphasizing environmental responsibility throughout the value chain, ensuring effective pollution and waste management, and actively contributing to the creation of shared value and a sustainable environment.	Systematically managing noise, air pollution, and waste by implementing control measures and monitoring processes during both the construction phase and project operations, in order to prevent environmental impacts and protect the quality of life of communities and residents.