Harbeth C7ES3 40th Anni. Ver. + Sugden ANV-50 50Anni. Ver. Audiotechnique Review /wp-content/uploads/2019/09/456_Sugden_harbeth.pdf
Sugden ANV-50 Super AV magazine Review /wp-content/uploads/2018/09/影音極品-封面写真-Sugden-Audio-ANV-50-評測-2018年9月.pdf
Sugden Grande Monoblocks Review /wp-content/uploads/2018/08/H98-101-71225-測試報告-Sugden-Grande-Mono-Block-Pure-Class-A-Power-4Ps.pdf