# Supreme Petrochem to build 80,000-ton polystyrene line in Maharashtra

Supreme Petrochem Ltd (SPL) will invest 4.5 billion rupees to build a new 80,000-ton-per-year polystyrene production line at its Amdoshi base in Maharashtra, India, expected to start commercial operations in December 2028.

- Type: Expansion
- Announced: 2026-08-17
- Where: Amdoshi, Maharashtra, India
- Value: $54.0M (4.50B INR)
- Starts operating: Dec 2028
- Status: announced
- Capacity: 80,000 tons/year
- Products: polystyrene
- Sectors: [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [Supreme Petrochem](https://endata.com/companies/59442.md)

## Sources

- [news.chemnet.com](https://news.chemnet.com/news-8801.html), 2026-08-17: "The company will invest in the construction of a brand-new polystyrene production line to further consolidate its position as the leader in India's polystyrene market."

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