Shipping quotes are only good for a month. The hours are extended for overseas customers. Paid sample can be sent to a customer before making a final purchase. Huge purchases can give you free hotel or car rental. Payments are Wire Transfer only.
All sales are final.
Returns due to lack of technical understanding of how to make the item work are not acceptable. Exchanges can be done on a case to case basis. Every item shipped will have an RMA no. This will process your return faster. Customers are responsible for the shipping costs incurred in shipping back the product.