1. According to the different viscosity and friction of the medium, as well as the required flow rate and pressure, select the pump with different speed and specifications to ensure the reliable operation of the pump.

2. If the user requires a reversible pump, it should be specified when ordering, so that the manufacturer can fully consider its requirements and take necessary measures to meet it.

3. If different power units and standby conditions are required, they must also be put forward in the order.

4. When ordering, please provide the physical and chemical properties of the conveying medium and the conditions of the device system in detail.

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