Fan Jingnan, male, was born in Nanjing. He studied painting since childhood, graduated from Nanjing Art Institute, and then studied in Germany. Now he is a professional painter. 2002- 10 "Lighthouse of Cultural Relics" and 2002- 18 "China Ancient Scientists (Group 4)" stamp designer. The following is the stamp envelope of China Ancient Scientists (Group 4) signed and sealed by Fan Jingnan. Please enjoy: