select production：
	⊙ 5106 series   ⊙ 5081 series   ⊙ 2186 series   ⊙ 5067 series   ⊙ 2278 series   ⊙ 8247 series   ⊙ 2167 series   ⊙ 2578 series   ⊙ 2646 series   ⊙ LW218 series   ⊙ 3330 series   ⊙ 3332 series   ⊙ 2321 series   ⊙ 2355 series   ⊙ LW215 series   ⊙ LW212 series