Chen is professor of physics at Peking Univ.; vice-pres., CHINA-ICSU Council; honorary pres., Beijing Assoc. of Science and Tech.; and vice-pres. of 25th Exec. Council, IUPAP. He is internationally recognized for his work on particle accelerators with pioneering achievements in the R and D of superconducting and heavy ion linear accelerators in China. His honours include: Award for Science and Tech. Progress, HLHL Found.; First Prize for Achievements in State High-tech program; Second Award for National Science and Technology Progress; First Prizes, State Commission of Science and Technology; Cross of Merit on ribbon, Federal Republic of Germany; DSc (h.c.) from 4 institutions; and honorary professor of physics at Xi'an Jiaotong, Jilin and Harbin Industrial Universities. His membership includes CAS, New York Academy of Sciences and IOP, UK.