Since 1952 Corniani Manlio participated in many competitions of figurative art, earning several awards and getting numerous certificates of commendation, both nationally, both in the international arena:
- PAINTING COMPETITION EXHIBITION "illustration of the Divine Comedy", Padova 1965, first prize;
- INTERNATIONAL PRIZE COUNTY BORMIO 1965, silver medal;
- INTERNATIONAL PRIZE COUNTY BORMIO 1966 gold medal;
- VENICE (UCCESA) National in 1970, silver medal;
- BURANO (UCCESA) National 1971 Gold Medal;
- VERONA (UCCESA) National 1972 gold medal and trophy;
- INTERNATIONAL PRIZE CHRISTMAS TREVISO 1973 special report of the Committee of the critics;
- CHIOGGIA (UCCESA) National in 1977, first prize;
- Bassano del Grappa - National 1984, first prize;
- TORREGLIA - III National Biennial "R. Ferruzzi" 1984 special prize for painting;
- ROVIGO Ministry of Posts and Telecommunications - Postal cancellation for VI ^ Show International Film Festival - Winner.
Added to catalog the prices of the European Masters of contemporary painting of 1970, has exhibited in many solo and group exhibitions of national and international, winning prizes purchase, trophies, medals of gold and silver, gold palettes, plates, cups and reports from juries and critics.
His works have been purchased by private collectors and art lovers and are found in almost all of Europe.