More than 580 Dong-si donations, including Dong-si donations, which were not introduced in Korea

CH academy developed by CH Dongsi blood donation application is an app for acupuncture learners to easily study Dongsi blood donation.
Dr. Won-Kyun Seo, who has introduced more than 300 blood donations that have been introduced in more than 200 blood donations that were previously introduced in Korea, has been informed through offline lectures, and this time, he has also announced the donation blood donation app.