Vocal ensemble «Heavenly swallows» First Children’s School of Art named after M.P. Mussorgsky (Tver, Russia), artistic director – Anna Ishieva
Choir «ODYSSÉES» (Claye-Souilly, France), artistic director –Marie-Hélène Caspar
«Boys’ Capella led by Dimitriy Zheleznov» (Kazan, Republic of Tatarstan, Russia), artistic director – Dmitriy Zheleznov
Ensemble «Gentleman’s» (Kazan, Republic of Tatarstan, Russia), artistic director – Dmitriy Zheleznov
The Academic choir of Far Eastern Federal University (Vladivostok, Russia), artistic director – Elena Petukhova
Hebei Zhengding High School Choir (Shijiazhuang, Hebei Province, China), artistic director – Cao Mengyuan
Vocal ensemble “Me & You” of the Igrynsky District Palace of Culture and Sports «Neftyanik» (Igra settlement, Udmurt Republic, Russia), artistic director – Elena Araslanovа
Semiquaver Chorus (Zhuhai, China), artistic director – Liu He
Сhapel of boys and young men «Ingur» (Izhevsk, Udmurt Republic, Russia), artistic director – Valery Mitrofanov
Kaunas vocal ensemble «ACUSTO» (Kaunas, Lithuania), artistic director – Kęstutis Jakeliūnas
Vocal and choral ensemble «Ensolei» (Izhevsk, Udmurt Republic, Russia), artistic director – Natalia Gorbunova
Children’s and Youth choir «Blagovest» of the Recreational Orthodox center and the Palace of Children’s (Youth) creativity (Gubkin, Belgorod Region, Russia), artistic director – Anastasiya Polovinkina
Zhuhai Haiyun Women’s Chorus (Zhuha, China), artistic director – Liu He
«Cantus» Chorus of the Children’s Art School № 9 (Voronezh, Russia), art director — Svetlana Tatianchenko
Choir “Armonia” of Preveza (Preveza, Greece), artistic director – Anelia Stefanova
Cathedral of Christ the Savior Preobrazhenskiy Parishioners’ Choir (Moscow, Russia), artistic director – Sergey Sidorenko
«ANCORA» Polyphonic сhoir (Mersin, Turkey), artistic director – Zarife Ismailova
Choir of Nacre (Normandy, France), artistic director – Anita Piantino
Male vocal ensemble «Rus'» of the Selty District House of Culture (Selty village, Udmurt Republic, Russia), artistic director – Alexander Chuchkalov
The NanHu Chours of Jiaxing City of Zhejiang Province (Jiaxing, Zhejiang province, China), artistic director – Zhou Liping
Ensemble «Mayachok» of Children’s Art School at the Far Eastern State Institute of Arts (Vladivostok, Russia), artistic director – Galina Potopyak
Chamber choir of the Far Eastern Federal University (Vladivostok, Russia), artistic director – Galina Potopyak
Academic Mixed Choir Municipal autonomous cultural institution «City Center for Culture and Leisure named after N.G. Vasilyev» (Velikiy Novgorod, Russia), artistic director – Yuri Nikiforov
Zhoushan City Philharmonic Chorus (Zhoushan, Zhejiang province, China), artistic director – Ye Weiqiang
Children’s choir «Serafimushka» (Elykaevo village, Kemerovo region, Russia), artistic director – Nun Ignatiya
Female choir «Noktirne» (Tukums, Latvia), artistic director – Janis Almanis-Palmbahs
Chorus of teachers of the city of Moscow (Moscow, Russia), artistic director – Kamilla Efasova and Irina Nesterova
Ensemble «Lirius» (Moscow, Russia), artistic director – Kamilla Efasova and Irina Nesterova
Chengdu Foreign Languages School Cuckoo Choir (Chengdu, China), artistic director – Chen Peng
Female choir «Amarillas» of the Krasnodar State Institute of Culture (Krasnodar, Russia), artistic director – Elena Khavlina
Ensemble «Zaryanka» of the Slavic society «Istoki» (Kunda, Estonia), artistic director – Elena Vainlo
Choir of veterans of the Vasileostrovsky district «Aurora» (St. Petersburg, Russia), artistic director – Olga Nikiforova
Renwen Philharmonic Treble Choir (Wuhan, China), artistic director – Zhou Kai
Chamber choir «RADIO» (St. Petersburg, Russia), artistic director – Stanislav Gribkov
The «OWN» Cappella group of Zhoushan City (Zhoushan, Zhejiang province, China)
Appassionato choir (Targoviste, Romania), artistic director – Badea Florin Emil Nicolae
“Elite Voice of Jinglun” Golden Sail chorus Beijing Chen Jinglun High School (Beijing, China), artistic director – Wang Shuai
Chamber choir of the Crimean State Philharmonic «Tavrichesky Blagovest» (Simferopol, Russia), artistic director – Vladimir Nikolenko
Choir «Allegro» of choral studio of the Center for Children and Youth (Yaroslavl, Russia), artistic director – Alla Gerberg
Municipal Chamber choir «Nizhny Novgorod» (Nizhny Novgorod, Russia), сhief conductor – Ivan Stolnikov, chief choirmaster – Anna Tinibekova