# Wanhua Chemical expands HMDI and HDI capacity in Yantai

Wanhua Chemical is expanding its HMDI production unit in Yantai from 20,000 to 40,000 tons per year, and will also produce 30,000 tons of HDI per year. The project is seeking public environmental impact comments.

- Type: Expansion
- Announced: 2025-04-09
- Where: Yantai Chemical Industrial Park, Yantai, China
- Value: $5.50M (39.6M CNY)
- Starts operating: Jun 2026
- Status: announced
- Capacity: HMDI: 40,000 tons/year; HDI: 30,000 tons/year
- Products: hexamethylene diisocyanate (HMDI), hydrogenated diphenylmethane diisocyanate (HDI)
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [Wanhua Chemical](https://endata.com/companies/5042.md)

## Sources

- [echemi.com](https://www.echemi.com/cms/2336195.html), 2025-04-09: "Wanhua Chemical said that the existing infrastructure such as tank farms, loading and unloading stations and environmental protection facilities in the factory will support the expansion business."
- [echemi.com](https://www.echemi.com/cms/2405969.html), 2025-05-21: "Wanhua Chemical is accelerating its push into high-value acrylate monomers, announcing a ¥39.61 million investment to build a new 20,000 tons/year HEMA-HPMA flexible production line."

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