Dongbang Medical (CEO Kim Geun-sik) announced that it successfully held the seminar 'X-CLASS Summit 2023' held in California, USA for three days starting on the 10th. This seminar was attended by about 300 doctors and nurses from all over the United States, and Dongbang Medical Dongbang Medical (CEO Kim Geun-sik) announced that it successfully held the seminar 'X-CLASS Summit 2023' held in California, USA for three days starting on the 10th. . This seminar was attended by about 300 doctors and nurses from all over the United States, and Dongbang Medical Dongbang Medical (CEO Kim Geun-sik) announced that it successfully held the seminar 'X-CLASS Summit 2023' held in California, USA for three days starting on the 10th. . This seminar was attended by over 300 doctors and nurses from all over the United States, and Dongbang Medical