.: Are you a factory or a trading company? A: We are a factory and all products are produced by ourselves. Q: What is your lead time? A: If it is in stock, it is usually 3 days. If out of stock, the number of days is determined according to the quantity. Q: Do you have any technicians in your factory? A: Our factory has its own research and development department, which is engaged in the maintenance and development of mechanical equipment. Q: Can you provide samples? Is the sample free of charge? A: Yes, we can provide samples. Buyers need to pay for shipping. Q: Can we customize all the styles we need? A: Yes, our factory can produce all the styles you need and the minimum order quantity is very low. If you have any questions, please contact customer service