Zhong Yuan Bio-Technology Holdings Ltd

Proof

Every number on this company page links to a proof: the filing it came from, the XBRL tag, the knowledge interval, and the raw facts it was built from. Hover any cell in Financials for the summary; click to open the full record.

How to read a proof

1. Accession and form identify the filing; the SEC link opens the primary document.
2. Tag, dimensions and decimals identify the fact within that filing.
3. The knowledge interval says when this value became known and, if restated, when it stopped being current.
4. Derived values list every as-reported fact in the chain.