1. In the presale service, we can provide free samples, with the freight charged by clients. If the client finally places an order, the freight of samples will be deducted from the payment for goods.

2. The delivery time lasts for around 80 days.

3. The warranty period for our product is one year. If the machine has any malfunction within this period, we will provide free parts or give solutions on site.

4. According the customers' demand, we can send engineers to our client for helping installing and debugging, as well as training our client in the usage of the product.