1.What is your minimum order quantity? Only 1 unit.    

2.Do you offer OEM services? Yes, we offer OEM services according to your requirement, which is our specialty, we customize the different design and material combinations for each application's modular system. This means that we develop the best technology and the most economical solution for your needs.    

3.What is your delivery time? Normally, standard pumps are delivered in about 30 working days.    

4.Product quality guarantee According to the international standard, the whole pump 1-year warranty under normal operation.    

5.How to make an order with us for a screw pump?
(1) Sample approval.  
(2) Client arranges 30% deposit after receiving our PI(proforma invoice).  
(3) We start bulk production and finish production within the agreed lead time.  
(4) We send shipping documents to the client.  
(5) Client arranges balance payment.  
(6) We arrange shipment and send original documents or telex release the goods.