Q: How can we choose a suitable drill rig? A: We normally recommend a suitable model according to drilling depth, drilling hole dia. and layer condition on site. Q: Are you a factory or a trading company ? A: We are an integrated corporation specialized in manufacturing and exporting. Q: What is your payment terms? A:100%T/T in advance, L/C, Paypal before delivery. We'll show you the photos of the products and packages before you pay the balance. Q:What is your MOQ? How long is the delivery time? A: Our MOQ is 1 sets. Normally for drill rig, the delivery time is about 25-30 days after receiving payment, the drilling tools would be about 3-5 days. Q: How long is the warranty? A: The guarantee period for mainframe is one year (excluding the quick wear parts). Q: Can we print my Logo on the products? A: Yes, we can. We support OEM .