牽成 [牵－]

Jyutping hin1 sing4
Pinyin qiān chéng

Definitions (Wiktionary)
  1. verb, Hakka, Min-Nan, Taiwanese-Mandarin
    to help; to facilitate; to foster; to train; to select someone for promotion
    (syn.) 扶植, 提携, 扶直, 提攜
  2. verb, Min-Nan
    to act as go-between; to act as the middleman; to play matchmaker