The STS Group organized a CSR event called "Uniting Thai Hearts, Planting Trees for Soil Conservation towards 100 Million Trees." The event took place on Friday, June 2nd, 2023, in the area of the STS Group.

Mr. Parnu Songpaiboon, the Group CEO, presided over the tree-planting project opening ceremony. The event was attended by the management team, including Ms. Unnop Tiyanjam, Manager of STS Engineering Consultants Co., Ltd., and Mr. Suwat Buayam, Manager of STS Green, along with other representatives from the company.

In this activity, each employee participated by planting at least one tree, aiming to increase green spaces and promote environmental responsibility. The event aimed to raise awareness about the importance of conserving and restoring sustainable forest resources. Additionally, it fostered collaboration among different departments, which is one of the company's core values. Moreover, the tree planting activity helps mitigate the impacts of climate change, reduce pollution from dust and smoke, and maintain a pleasant work environment.

In addition to the tree-planting event, the company organized a merit-making ceremony at Wat Khlong 4 to bring prosperity to the organization. During the ceremony, offerings, and alms were presented to nine monks, creating a warm and peaceful atmosphere.