> For the complete documentation index, see [llms.txt](https://finchain.gitbook.io/finchain-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://finchain.gitbook.io/finchain-docs/en/fusd/introduction/vendors.md).

# Vendors

| Category                | Vendors                                                                                   |
| ----------------------- | ----------------------------------------------------------------------------------------- |
| Digital Asset Issuer    | Finchain Holdings (Bermuda) Limited                                                       |
| Digital Asset Custody   | Cactus Custody (a Matrixport Company)                                                     |
| Investment Advisor      | Fosun International Asset Management Limited                                              |
| Proof of Reserve        | ChainLink, Fosun International Securities Limited, Finloop                                |
| Smart Contract Auditor  | CertiK, Beosin                                                                            |
| Financial Auditor       |                                                                                           |
| On/Off-Ramp             | Fosun International Securities Limited, Bison, Legend Trading, Finchain Hong Kong Limited |
| Compliance analytics    | Sumsub(KYC/KYB), Beosin(KYT), Cactus Custody(KYT)                                         |
| Offshore representation | Carey Olsen                                                                               |