> For the complete documentation index, see [llms.txt](https://about.jojo.exchange/jojo-1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://about.jojo.exchange/jojo-1/arbitrum-alpha-test/announcement/new-collaterals-arb.md).

# New collaterals: ARB!

Dear JOJOers

JOJO's multi-asset collateral system has now accepted ARB as new collateral!

Click here to start trading with 0 interest JUSD: <https://app.jojo.exchange/borrow>

<figure><img src="/files/yuABb6f0O6B7WyWpyvqz" alt=""><figcaption></figcaption></figure>

JOJO Team

Sep 14th, 2023