Fund approval method and device based on block chain, storage medium and electronic equipment

The invention discloses a block chain-based fund approval method and device, a storage medium and electronic equipment. Relates to the block chain field, the financial science and technology field and other related technology fields, and the method comprises the steps: receiving a fund approval request sent by a participant node of an alliance chain, extracting a to-be-approved fund of a target transaction and N approval nodes from the fund approval request, N being a positive integer, and the approval nodes being nodes in the alliance chain; for each approval node, determining the node operation authority of the approval node in the alliance chain, and verifying the node operation authority; under the condition that the node operation authority passes verification, issuing an intelligent contract based on the node operation authority; examining and approving the to-be-examined and approved fund of the target transaction through the intelligent contract to obtain an examination and approval result; and under