# Cathay Biotech

precision-ferments lysine to bio-based pentanediamine (50 kt/yr, the PDI precursor) and long-chain dicarboxylic acids (115 kt/yr, DC10–DC18), plus bio-polyamides (100 kt/yr); 2025 Q3 revenue RMB 2.545 bn (+14.9%), 494 patents.

Source: https://en.bioecon.ru/companies/cathay-biotech/
Updated: 2026-08-15

- Country: China
- Ticker: 688065.SS

## Technologies

- [Bio-based polyols & biopolyurethanes](https://en.bioecon.ru/technology/bio-based-polyols-biopolyurethanes/)
- [Biosynthetic Monomers: Succinate, Itaconate, FDCA & BDO](https://en.bioecon.ru/technology/biosynthetic-monomers-succinate-itaconate-fdca-bdo/)
- [Biosynthetic specialty & fine chemicals (precision fermentation, biocatalysis, biorefinery)](https://en.bioecon.ru/technology/biosynthetic-specialty-chemicals/)
- [Metabolic engineering](https://en.bioecon.ru/technology/metabolic-engineering/)