Tā zài shāngjiè shéntōng guǎngdà, rènshi hěn duō yǒu yǐngxiǎnglì de rén.
He is extremely well-connected in the business world and knows many influential people.
Tips
culture
Originally from Buddhist mythology, 神通 refers to supernatural or magical powers. In modern usage, 神通广大 is often used humorously or admiringly of someone with an impressively wide network or capabilities.
memory
神 (divine/spirit) + 通 (connected; to pass through) + 广 (wide/broad) + 大 (great/large) = divine powers that extend far and wide. Think of a deity whose influence reaches everywhere.