We are a professional company that sells PLC industrial products. Our company sells PLCs. Our company has a history of over 20 years. It is an honor to cooperate and serve you. You can enjoy top-quality product and high-quality services from us, Trust me that you will have a pleasant. 30 days evaluation and investigation takes placed after receiving your return item. T let you suffer any losses? We are always working hard for maintain high standards of excellence and strive for 100%. If you have any question about the product when you receive it. We will reply you ASAP. Thanks for your help!