Mr. David Chu-Yao Liu is the founder and instructor of Cheng-Hsin Chinese Zither Orchestra of Los Angeles. Mr. Liu learned zither from the famous zitherist Mr. Tei-Don Wei and Mr. De-Lieang Wei. In 1985, Mr. Liu came to reside in Los Angeles, and learned Guqin from Mr. Zhoug Han Wu, a well-known Guqin artist in LA. Mr. Liu devotes himself in promoting the art of Chinese zither music and has composed and rewrote many zither music, among them are the popular "The Morning Bell of the Saint Temple", "Amazing Grace", and "My Lord, I Worship You". Mr. Liu is often invited to perform at colleges and universities across the country and remains the most renowned zither artist in Los Angeles.
Mr. Lui Pui Yuen came to Hong Kong from Shanghai in 1951. He founded an active professional Chinese instrument ensemble in Hong Kong. Besides teaching pipa, he performed for the soundtracks of many Chinese movies. Mr. Lui was one of the initiators of cross-school Chinese instrument competitions at the Hong Kong School Music Festival. He has trained numerous pipa players in Hong Kong since the 1950's until he immigrated to the United States in 1973. Lui is a master of traditional pipa repertoire and of many pipa techniques developed over the past several decades. His contributions to the education and promotion of Chinese instruments are significant. He learned guqin (ancient seven-stringed zither) in Hong Kong and has since then become a frequent performer of the instrument. Lui's last performance at CUHK in 1978 was overwhelmingly successful, with an overpacked audience.