Newsroom
Milestones, policy watch, and standards progress from TONGNIAN — updated quarterly.
Milestones
Platform & Compliance Progress
Standards participation, material-line filings, and the delivery network — each card links to the full record.
Milestone 01 · Update
2021: TONGNIAN Founded on 4 Documented Cell Banks and 2,000+ Samples
TONGNIAN was founded in 2021 with four cell banks and 2,000+ stored samples — the upstream layer that every downstream program still draws from.
Milestone 02 · Standards
TONGNIAN Joins the Drafting Group: National Guide to Exosome Particle Size and Concentration Measurement (2026 No.17)
Contributing to the national measurement standard: aligning particle-size and concentration methodology so downstream brands get a COA language they c
Milestone 03 · Filings
INCI 41316 + FDA DMF Type II 044197: the two filings your EU/US launch needs
Dual filings completed on the EV material line — INCI 41316 naming for cosmetic formulation and FDA DMF Type II 044197 — giving brands EU/US launch do
Milestone 04 · Delivery network
18 hospitals, 50+ chains, one 4-hour cold-chain window: how TONGNIAN ships
The TONGNIAN delivery network covers 18 hospitals and 50+ chains: fulfillment by batch tier, dual-temperature lanes with temperature logging, and a 4-
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