Q1: What detailed information do I need to provide if I want to place an order? We need to know the following information: Capacity, Usage and other related parameters you need. Q2: Can I get samples? Yes, if you have the follower orders, we could offer the samples or free samples for you. Q3: Could you provide me the shortest lead time? If we have it in stock, we can ship it to you within about 5-7 working days. Q4: How long is your warranty period? A: Our warranty period is 12 months. Q5: Can you print our brand on the product? Yes, Of course. It can make customer’s brand logo. Q6: Is there any after-sale service? After you receive our product, if you have any questions or need any assistance, Our R&D team will solve all your problems all the way. Q7: What is the express delivery? DHL, Fedex, TNT ,EMS, UPS etc. We will choose the safe and cheapest way for you to reduce your cost. Economic shipping way: by sea, by air transport . If you place mass order with us, the shipping way of by sea or by air transport will be ideal choice.