CORPORATE PRESENTATION July, 2020 July 2020 (Mandarin) FACT SHEET AUGUST 2019 August 2019 (Mandarin) Other Documents Project Development Report (Mandarin) Cerro Caliche Letter by Jorge Diaz & Mel Herdrick. (Mandarin) Sonoro Press Release 20200526 (Mandarin) Sonoro Press Release 20200428 (Mandarin) Sonoro Press Release 20200812 Sonoro Closes 8M Private Placement (Mandarin) Aug 2020 Shareholders Letter (Mandarin)