Correct

如火如荼

/ rú huǒ rú tú /
Strokes

Definition

like wildfire (idiom)/unstoppable

Example

Definition

like a raging fire/wildfire—grow vigorously; become vigorous; develop with vigour and enthusiasm

1
Gǎi
改革
zhèng
huǒ
如火如荼
kāizhǎn
开展
zhāo
  

Reform is in full swing.