A bank plans to purchase a set of distributed storage and sends the requirements to multiple storage equipment suppliers. The bank's storage engineer conducts industry comparison and communication…

A bank plans to purchase a set of distributed storage and sends the requirements to multiple storage equipment suppliers. The bank's storage engineer conducts industry comparison and communication based on the requirements, determines the appropriate equipment technical standards, selects three suppliers for equipment testing, and finally outputs a report. This is an operation in the equipment selection stage.