鋼琴調音服務 Basic tuning (1.5 - 2 hours) ： For pianos with regular annual maintenance, that doesn't require "Pitch Correction".
Piano tuning service Basic tuning (1.5 - 2 hours) : For pianos with regular annual maintenance, that doesn't require "Pitch Correction".
钢琴调音服务 Basic tuning (1.5 - 2 hours) ： For pianos with regular annual maintenance, that doesn't require "Pitch Correction".