Black Spade Acquisition III CO (BIII-UN) SEC Filings — 2019 0 SEC filings for Black Spade Acquisition III CO (BIII-UN) in 2019. FilingsNo filings found for BIII-UN in 2019. ExploreAll BIII-UN Filings · BIII-UN 2018 · BIII-UN 2020 · All 2019 Filings