Former member of the "Blue Sword Commando Team" of the Beijing Public Security Bureau's Special Police Corps, graduated from the Chinese Martial Arts of Beijing Sports University, certified TCCC combat medic by the United States and NATO, has represented Beijing multiple times in visiting abroad for special forces individual combat competitions,, and seminars, once won the runner-up of the "Champion Cup" IDPA in Thailand, national first-class athlete. Academic specialties: Head of protection, safe house deployment, VIP travel route convoy tactics, capture, grappling, reconnaissance, TCCC combat first aid, individual combat training, small team tactics training convoy tactics.