Small and medium businesses can become more sustainable by participating in corporate social responsibility programs. These programs help SMEs improve their competitive advantage, which in turn leads to better business sustainability. By offering training and support, companies and governments can help SMEs create unique products, maintain quality, and comply with legal standards. This study found that CSR programs contribute to SMEs' competitive advantage and sustainability, showing the importance of mentoring and training in areas like product innovation, ethical business practices, and charitable contributions.