France took neutral policy with caution toward the conflict between China and Britain during the first Opium War and sent an observation mission heading by Dubois de Jancigny to China on Apr. 1841.

• 摘要第一次鸦片战争中，法国对中英冲突采取了谨慎的中立政策，并于1841年4月派出以真盛意为首的观察团前往中国进行观察。