Bangkok Chain Hospital Public Company Limited, together with its subsidiaries, operates private hospitals in Bangkok vicinity, Chiang Rai, Saraburi, Nonthaburi, Pathumthani, Ayudhaya, Chachoengsao, Prachinburi, Sa Kaeo Province, and Lao People's Democratic Republic. It offers diagnosis, treatment, prevention, rehabilitation services for heart disease; open heart surgery to provide heart care and clinical treatment by cardiologists; and medical supports. The company also operates diagnostic imaging centers; eye centers that provide eye examination, treatment, and surgery services; cancer centers that offer services ranging from screening, diagnosis, and chemotherapy; fertility centers for infertility treatment, as well as diabetic wound treatment centers. In addition, the company sells health-related drinks; provides medical analysis and research services; and develops package computer programs. The company was founded in 1984 and is headquartered in Nonthaburi, Thailand.