Dr. Guo is a licensed Periodontology in PA. Medical degree obtained from Sichuan, West China School of Medicine in China. Currently practices at Keystone Dental Care (Keystone Dental Care), located at 767 Fifth Ave, Chambersburg, PA 17201. Dr. Guo specializes in direct and indirect restorations, comprehensive treatment planning, and the management of complex restorative cases.. In addition to English, Dr. Guo speaks Mandarin and accepts new patients.