On 18 May 2025, Bangkok Chain Hospital Public Company Limited (BCH) participated in the 10th Royal Volunteer Specialist Medical Unit Project held at Chao Phraya Yommarat Hospital, Suphan Buri Province, in honor of His Majesty the King and Her Majesty the Queen.

The event was graced by the presence of Air Chief Marshal Dr. Ittiporn Kanacharoen, Professor Dr. Chalerm Harnphanich, Chief Executive Officer of BCH, and Mr. Pichai Chirathivat, who joined in this royal tribute activity aimed at expanding access to healthcare services for people in remote areas.