We are always offering two years warranty for all our products. Completely new products will be shipped to you in a short time as long as it’s quality problem.
We are factory and can control the raw material cost. Also we are always reducing the cost by improving product design& work efficiency.
We can do according to customers request like different frequecny and size and able to offer one-stop service. What you need to do is to contact us and tell us your demand.