1.Q: Are you trading company or manufacturer? A: We are manufacturer. We specialize in producing all kinds of pipe cleaning machines. 2.Q: Do you have minimum order quantity? A: Yes, but we accept small order and the price will be based on the order quantity. 3.Q: How long is the warranty period? A: Within a year, we will provide spare parts free of machine quality problems. 4.Q: What are the ways of payment? A: We provide Trade Assurance, T/T, Western Union and Paypal. 5.Q: What is the delivery time? Can you deliver the goods on time? A: We advocate the use of the Alibaba's Trade Assurance payment. Trade Assurance protects buyers’ orders; it minimizes risk by guaranteeing money back in the event of a supplier failing to meet the terms of the order contract - including delivery delays, quality and quantity discrepancies or other processing problems.