How can I view 鴻海科技集團eth's crypto portfolio?

You can view the full portfolio of 鴻海科技集團eth (0x3997f0a4cff20f390fdedb388090f291cdddd091) on Zerion at https://app.zerion.io/0x3997f0a4cff20f390fdedb388090f291cdddd091/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.