桑蒂-维娜

　　The original material of this film was considered lost. In 2014 the original material was found in the British Film Institute as well as the release print in the China Film Archive and at the Gosfilmofond in Russia. A 4K scan and restoration was carried out from the original camera and sound negatives found at the BFI. The restoration work was carried out at L’Immagine Ritrovata laboratory.