What are the axisymmetric Chinese characters?

China, Wang, Mu, Tian, Lin, Ju, Ju, Qi, Yi, Er, San, Lan, Da, Quan, Japan, You, Li, Kou, Shou, Wei, Mo, Wen, Gu, Cao, He, Cha, Hui and Cao. Big, all-round, gold, grandson, eye, yue, you, Li, mouth, land, wealth, health, end, old, fruit, bitter, ancient, grass, stop, back, holy, out, single, field, dry, bean, eye, sheep, man, earth, eye. Stupid, not stupid, black, black, green, green, green, green, green, green, green, green, green, green, green lettuce, green, chalk, green. Wei, Mo, Guo, Gu, Cao, Cha, Hui, Sheng, Chu, Dan, Tian, Gan, Dou, Mu, Yang, Man, Tu, Shi, Xian, Ye, Mei, Zhi, Lai, Pan, District, Old, Dan and Shi. Long, long, lettuce, long, chalk, long, Asia, chalk, er, answer, long, long, long, long, long, long, long.