Correct

急电

/ jí diàn / 
Strokes

Example

As a Noun

urgent cable/telegram

1
Yǒu
有
nǐ
你
yī
一
fēng
封
jídiàn
急电
  
。

There is an urgent telegram for you.

2
Shōudào
收到
jídiàn
急电

get/receive an express telegram

3
Fā
发
jídiàn
急电

send an express telegram