# The market capitalisation of the Hang Seng Index is expected to rise to US$2.15 trillion.

*business · news · 2026-05-25 · South China Morning Post*

## Key points

- BeOne Medicine, Chalco, and J&T Global Express will join the Hang Seng Index next month.
- The Hang Seng Index's market capitalisation is expected to rise to US$2.15 trillion.
- The index's price-to-earnings ratio will increase to 11.2 times after the changes.
- Hang Seng Index membership will increase from 90 to 93, nearing the long-term target of 100.
- These three firms and five others will become eligible for mainland buying through the exchange link.

**Companies:** Aluminum Crop of China (Chalco), BeOne Medicine, J&T Global Express
**Countries:** China

[Read the full story on South China Morning Post](https://www.scmp.com/business/china-business/article/3354732/hang-seng-index-review-boost-market-capitalisation-45-cent-goldman-sachs)

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