Bank of China gold bars are funds.

The relevant regulations of the Bank of China are: authenticate transaction parties to prevent payment fraud, encrypt information flow, use digital summary algorithms to confirm the authenticity of electronic payment information, ensure the non-repudiation of transaction behavior and business, handle multilateral payment issues in online trade business, and improve payment efficiency.

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Therefore, Bank of China does not have physical gold bars.

The rules of physical gold investment are: long-term investment, average investment, and early investment.