About 知难而退 :Groove to the tunes of 知难而退 (Ft. 纸无笔砚) with JOOX. Featuring 纸无笔砚, 知难而退 was released on and soon took fans by storm. 知难而退 consists of 2 songs, and the video of the song is much loved by music fanatics across the country. Download the JOOX App and listen to 知难而退 songs online in no time.
