ViewSonic LSD500HD / Projector Replacement Service
Epson EB-L530U / Projector Replacement Service
BenQ RE6504FV 教育互動觸控顯示器 / Installation Service
ViewSonic LX720-4K / Projector Replacement Service
Epson EB-L690U / Projector Replacement Service
Epson EB-994F / Projector Replacement Service
LED wall / Installation Service
Epson EB-L890E / Projector Replacement Service