Hengyang City, Hunan Province. Liu Renci, male, Han nationality, born in June in Hengyang City, Hunan Province, 1983. Dr. Liu Renci is from Hengyang City, Hunan Province. Liu Renci graduated from Harbin Institute of Technology in July 2007 with a bachelor's degree in material forming and control engineering. In September of the same year, he was sent to Harbin Institute of Technology to study for a master's degree in material processing engineering and obtained a master's degree in engineering.