- 简易师范 jiǎnyìshīfàn elementary normal school(historical) A type of junior-high-level teacher training school in mainland China, primarily used for training primary school teachers.
- 简易棚 jiǎnyìpéng makeshift sheltermakeshift shelter; simple shack; awning
- 简易爆炸装置 jiǎnyìbàozhàzhuāngzhì improvised explosive deviceimprovised explosive device (IED)