1. Are you a qualified manufacture supplier? A: Yes,we are a professional supplier of engine assembly,complete cylinder head,cylinder head and cylinder block. Our team have been focusing on engine field since 2000 and have 10 years export experience.Our products are 100% test before shipment,we could supply 2 years quality warranty. 2. Shall we buy other engine parts from your company? A:Yes,due to we are engine assembly and complete cylinder head factory,so we have many engine parts partners.It’s our honor to win your trust and could help to provide other related engine parts for you. 3. Does your company provide customized services? A: Yes.Firstly,we accept samples and drawings to customize products. Secondly,we could customize product label,packing,gifts as your requirements. 4. Do you provide sample service? A: Yes,It’s pleasure for you to choose our products to test product quality and service.Hope we could be your best partners in future. 5. What is your delivery date? A: Usually,the delivery date is about 5-15 work days after receipt of payment. 6. What is your terms of payment? A: Generally, 30% deposit in advance and 70% payment before shipment.