Yunnan First People's Hospital, also known as Kunhua Hospital, commenced operations on April 1, 1939. As the earliest Chinese self-run provincial hospital in Yunnan Province, it boasts a rich history spanning over 70 years. Since the advent of reform and opening up, the hospital has experienced rapid growth and emerged as a leading center for treating complex and critical diseases in the region. Designated as an international rescue hospital, it ranks among the province's largest comprehensive hospitals, equipped with robust medical service capabilities. Given its esteemed status, the hospital prioritizes providing patients with a stable, quiet, comfortable, and welcoming environment conducive to recovery. It seeks a central air conditioning system that maintains a consistent indoor temperature without the sensation of blowing, ensuring a tranquil and serene atmosphere. By minimizing disturbance and maximizing comfort, the hospital aims to facilitate patients' swift recuperation and well-being.