How can I view cryptoofchinaeth's crypto portfolio?

You can view the full portfolio of cryptoofchinaeth (0x2cbb5cbafc00a45022c1ff8a2db02fc39a180fd5) on Zerion at https://app.zerion.io/0x2cbb5cbafc00a45022c1ff8a2db02fc39a180fd5/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.