Correct

技校

/ jìxiào / 
Strokes

Definition

vocational high school/abbr. for 技工学校[jì gōng xué xiào]/abbr. for 技术学校[jì shù xué xiào]

Example

As a Noun

technical school

1
Tā
他
shàng
上
guò
过
sān
三
nián
年
jìxiào
技校
  
。

He was trained in a technical school for three years.