# GC and SCGC agree to merge Thai olefins and polyolefins businesses

PTT Global Chemical (GC) and SCG Chemicals (SCGC) agreed on October 29, 2026, to merge their Thai olefins and polyolefins businesses via an asset-for-share swap, with GC holding 56% and SCGC 44%. The new company will have combined assets of about 180 billion baht and annual olefins capacity of about 7.1 million tonnes. The transaction is expected to close in the second half of 2027.

- Type: Acquisition
- Announced: 2026-10-29
- Where: Thailand
- Status: announced
- Capacity: 7.1 million tonnes of olefins per year
- Products: olefins, polyolefins, polyethylene, polypropylene
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md), [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [PTT Global Chemical](https://endata.com/companies/813.md) (acquirer)
- [SCG Chemicals](https://endata.com/companies/7171.md) (target)

## Sources

- [news.org.tw](https://news.org.tw/thailand-gc-scgc-olefins-polyolefins-venture-56-44-2026-11-01/), 2026-11-02: "全球十大聚烯烴業者、東協第一，是以產能排名。"

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