Translation of "Zhang" in Chinese

Little Zhang is a good guy!

小张人不错！

It was Lao Zhang that told me this story.

这个故事是老张讲给我听的。

Teacher Zhang teaches Chinese to his students at school every day.

- 張老師每天在教室教學生中文。
- 張老師每天在學校教學生中文。

I would like to have a discussion with Mr. Zhang and Mr. Li.

我要和张先生、李先生谈谈。