Diligence memo · auto-generated · as of July 2, 2026
Tanke Biosciences Corp
Tanke Biosciences Corp looks over-valued against its niche peers and is dormant on financing cadence.
Businessfiled
Tanke Biosciences Corp operates in Agriculture, based in GUANGZHOU.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Tanke Biosciences Corp has raised $7.7M in disclosed capital across 1 recorded round, aggregated from public filings. Its latest round is modeled as Series A (a $4.0M–$15M round).
Largest single filing: $7.7M on 2011-02-09.
Most recent recorded round closed around 2011-02-09.
Valuation (modeled)modeled
Provath models Tanke Biosciences Corp at approximately $67M (range $9.9M–$364M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Over-valued. Modeled value is 1.53× the median modeled value of Series A Agriculture companies in 2010–2012 (19 peers) — value vs value, same stage and era.
Financing rhythm & timingmixed
Last raise 15.4 yr ago; this sector typically re-raises about every 11 months.
Only one round on record and long silent — often defunct, acquired, or gone quiet.
Comparablesmixed
Capital scale ranks ahead of 76% of Agriculture peers (1056 compared).
Modeled value ranks above 85% of those peers.
Closest niche peers: Iowa Northern Railway Co, Advanced BioEnergy, LLC, Ploeger Oxbo Group B.V., Sand Springs Lp, Union Agriculture Group Corp..
Peoplefiled
1 named person on file across officers, directors and signatories.
Risks & flagsmixed
Financing has been silent well beyond sector cadence — possibly defunct, acquired, or paused.
Modeled above niche peers — valuation risk on entry.
No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.