Phono-semantic — one part hints at the meaning, another at the sound
Example phrases
她宣布竞选市长,并承诺优先解决住房和交通问题。Tā xuānbù jìngxuǎn shìzhǎng, bìng chéngnuò yōuxiān jiějué zhùfáng hé jiāotōng wèntí.She announced that she would run for mayor and promised to prioritise housing and transport issues.
班里的同学都想竞选班长。Bān lǐ de tóngxué dōu xiǎng jìngxuǎn bānzhǎng.The classmates all want to run for class monitor.
他准备竞选学生会主席,正在写演讲稿。Tā zhǔnbèi jìngxuǎn xuéshēnghuì zhǔxí, zhèngzài xiě yǎnjiǎnggǎo.He is preparing to run for president of the student union and is writing his speech.