Dr. Cao Ling Yong, associate professor, PhD in Medicine/ Chinese medicine. Director at Zhejiang Chinese medical university clinical foundation department. Tutor of master degree students. Member of China Association of Chinese medicine. Strong focus on teaching and applying classical formulas by Zhang Zhong Jing. Teaching subjects in Hangzhou, China: Shang Han Lun & Jin Kui Yao Lüe etc. Tim Vukan followed Dr. Cao Ling Yong for three years in clinic and classroom during his master study at Zhejiang Chinese Medical University. Inspired by Dr. Cao Ling Yong, Tim created related online courses which can be found here.