为了 + Goal, Subject + Verb
为了 (wèile) is a preposition meaning "in order to" or "for the purpose of," used to introduce the goal or reason behind an action. It typically appears at the beginning of a sentence or before the verb phrase that states the purpose. It is one of the most important structures for expressing motivation and intent in Chinese.
为了学好中文,她每天坚持练习。
Wèile xué hǎo Zhōngwén, tā měitiān jiānchí liànxí.
In order to learn Chinese well, she practices every day.
他为了省钱,每天自己做饭。
Tā wèile shěng qián, měitiān zìjǐ zuòfàn.
To save money, he cooks for himself every day.
为了赶上飞机,我们五点就出发了。
Wèile gǎnshàng fēijī, wǒmen wǔ diǎn jiù chūfā le.
In order to catch the plane, we left at five o'clock.