act as go-between;bring one party into contact with another 为该企业在国外招商引资～ serve as an intermediary (or act as a go-between) of the enterprise for doing business and attracting investment abroad/为企业“走出去、引进来”～ build a bridge for enterprises to attract foreign investment and go global
牵线搭桥qiān xiàn dā qiáo
比喻在中间为一方联系另一方，从中撮合。act as a pimp, match-maker, bring sb. into contact with sb., act as a go-between