與全球用左手寫中文書法的人共同研究，如何把左手字之人的字寫的更好，比之右手冩的字更好。破除中国人世代以来说:左手無法冩好字之誤解！Master Yu headed up the Southeast Asia Branch of the Xi'an Calligraphy Centre based in Singapore for numerous years, and in 2013, together with a pioneer batch of students and practitioners, set up the International Left-Hand Calligraphy Association (LHCA) to advance the vision of offering every keen individual the unique experience of left-hand calligraphy, and more broadly, promote Chinese calligraphy as a way of living and an effective antidote to the stresses of modern life. The LHCA is registered with, and recognised by, Singapore's Registry of Societies.