# Yan'an Energy and Chemical launches 5.321 billion yuan carbonyl material project

Shaanxi Yanchang Petroleum Yan'an Energy and Chemical Co., Ltd. started construction of a new carbonyl material project with a total investment of 5.321 billion yuan, producing alcohol, aldehyde, ester series items and downstream PMMA and high-end ethylene propylene rubber.

- Type: New facility
- Announced: 2025-11-21
- Where: Yan'an, Shaanxi, China
- Value: $735.0M (5.32B CNY)
- Starts operating: 2026
- Status: under construction
- Capacity: Phase I: 25000 tons/year ethylene-propylene rubber, 50000 tons/year MTBE
- Products: PMMA, ethylene propylene rubber, alcohols, aldehydes, esters
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [Shaanxi Yanchang Petroleum Yan'an Energy and Chemical Co., Ltd.](https://endata.com/companies/88713.md)
- [China Chengda Engineering](https://endata.com/companies/63815.md) (partner)
- [Shaanxi Chemical Construction Engineering Company](https://endata.com/companies/88714.md) (partner)

## Sources

- [cnchemshop.com](https://www.cnchemshop.com/newsdetail/7389.html), 2025-11-26: "On November 21, Shaanxi Yanchang Petroleum Yan'an Energy and Chemical Co., Ltd. launched a new carbonyl material project with a total investment of 5.321 billion yuan."

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