Zhè / wèi / fù / zé / rén / chǔ / lǐ / shì / wù / bù / fēn / jù / xì / shǐ / zhōng / shí / fēn / rèn / zhēn

这位负责人处理事务不分巨细，始终十分认真。

This person in charge handles matters of every size with great care.