# Köksan Group invests in PET plant in China with Oerlikon Barmag technology

Köksan Group signed a cooperation agreement with Oerlikon Barmag Huitong Engineering for a 400,000 tons per year Continuous Polycondensation plant in Yangkou Chemical Industrial Park, Nantong, China. The investment is a high triple-digit million Chinese Yuan amount, with production scheduled to start in mid-2026.

- Type: Investment
- Announced: 2025-03-14
- Where: Yangkou Chemical Industrial Park, Rudong County, Nantong, China, China
- Starts operating: Jul 2026
- Status: announced
- Capacity: 400,000 tons per year (CP), 2.2 million tons per year green polyester
- Products: PET, polyester
- Sectors: [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [KÖKSAN](https://endata.com/companies/6390.md)
- [Oerlikon Barmag Huitong Engineering](https://endata.com/companies/12873.md) (supplier)

## Sources

- [petnology.com](https://www.petnology.com/online/news-detail/koeksan-invests-in-china-relying-on-oerlikon-barmag-continuous-polycondensation-technology), 2025-03-14: "Köksan will invest a high triple-digit million Chinese Yuan amount in the coming years."
- [etextilemagazine.com](https://www.etextilemagazine.com/koksan-invests-in-china-relying-on-oerlikon-barmag-continuous-polycondensation-technology.html), 2025-04-10: "We are convinced that this investment will be a major step for our company’s future."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.