The part of the plan that has garnered the most attention is the inclusion of the Mandarin language in schools.

该计划最引人注目之处，是将汉语纳入学校课程之中。

The part of the plan that has gained the most attention is the inclusion of the Mandarin language in schools.

该计划最引人瞩目之处，是将汉语纳入学校课程之中。

Lastly, it's important to have Mandarin language skills since most Chinese companies prefer candidates who can speak it fluently.

最后，拥有普通话能力很重要， 因为大多数中国公司更喜欢能说流利普通话的候选人。