around 1923, liu wanchuan moved to beijing to make a living and took up advanced studies with yin fu's son yin yuzhang. he studied with him for eight years. from the early 1930s onward liu worked as an accountant for a restaurant called yuchun lou (jade spring restaurant) that was owned by li shao'an (1888-1980) (also known as li mengrui). li shao'an was from the same village as liu, and had studied with li wenbiao, yin yuzhang, liu bin, and liang zhenpu, to whom he became a formal disciple. li shao'an was known for his extraordinary skill in daishou (dragging palm) and was thus given the nickname, "iron arm li."