Question 1

How do I choose the right hose diameter?

Accepted Answer

Start with the pump outlet and required flow rate. For long runs, avoid unnecessary reductions and allow for friction loss.

Question 2

When should I use suction hose instead of layflat hose?

Accepted Answer

Use suction hose between the water source and the pump inlet. Layflat hose is normally used on the discharge side after the pump.

Question 3

Can YONGLI customize size, color, printing and packaging?

Accepted Answer

Yes. Diameter, length, color, reinforcement, brand printing and packaging can be reviewed according to the product and order quantity.

Question 4

Can I request a sample before placing a bulk order?

Accepted Answer

Yes, sample sections or complete samples are available for many products. Availability, cost and timing are confirmed with the quotation.

Question 5

Which documents can you provide for export?

Accepted Answer

Commercial invoice, packing list, bill of lading and certificate of origin are commonly provided. Additional reports and certificates depend on the product and destination.

Question 6

What information do you need for a quotation?

Accepted Answer

Send the hose type, inside diameter, pressure, media, temperature, roll length, fittings, quantity and destination country.

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