公司的董事长负责制定重要决策。

gōngsī de dǒngshì zhǎng fùzé zhìdìng zhòngyào juécè.

The chairman of the company is responsible for making important decisions.

那家企业的董事长经验丰富，深谋远虑。

nà jiā qǐyè de dǒngshì zhǎng jīngyàn fēngfù, shēnmóu yuǎn lǜ.

The chairman of that company is experienced and thinks strategically.

这位董事长带领公司度过了艰难的时期。

zhè wèi dǒngshì zhǎng dàilǐng gōngsī dùguòle jiānnán de shíqī.

This chairman led the company through difficult times.