• Vatican: The Holy See
• Catholic Diocese of Hong Kong
• Mary Help of Christians Parish, Hong Kong
• The Priestly Fraternity of Saint Peter - Fraternitas Sacerdotalis Sancti Petri (FSSP)
• Communitas Missae Latinae in Taiwan (台灣拉丁文禮儀團體)

• Hong Kong Catholic Diocesan Liturgy Commission
• Sacred Music Commision, Catholic Diocese of Hong Kong
• Psallite Sapienter—Sing Ye Wisely—Intensive Course on Church Music by Prof. Aurelio Porfiri

• New Liturgical Movement - Sacred Liturgy & Liturgical Arts
• Musica Sacra Church Music Association of America
• St. René Goupil: Chants for Extraordinary Form,
• Music for the Sacred Liturgy - Corpus Christi Watershed