Since all of our machines belong to the category of machinery, electrical appliances, medical devices, they are customized products, including customized voltage, customized plug, customized technical parameters. We do not support refunds without reason after starting production or receiving the goods (if there is no quality problem), otherwise it will cause heavy losses to our company and affect the secondary sales;  About website prices: The most basic configuration of the products we display on AliExpress, many products need to be customized configuration, and consider shipping options, so not all prices on our website include free shipping. Please contact us before purchasing to get an official quote on the final price.  Our machines are too big and heavy to be transported by air. We'll have to go by sea. However, AliExpress only accepts air freight by mail order.  About Transportation: CFR (Cost and Freight) is a common trade term used in international trade. Under CFR, the seller is responsible for loading the goods on board or other means of transport and paying the freight required to transport the goods to the named port of destination. However, the risk of the goods in transit shall pass from the seller to the buyer when the goods are loaded on board at the port of loading.  Therefore, the prices on the website are based on trade terms CFR, including sea freight from the port of China to the port of destination of the seller; The shipping agent will inform the buyer in advance when the goods arrive at the buyer's port of destination. As the buyer, you need to pay some destination port fees and customs fees to clear customs and pick up the goods by yourself;  About tracking information: If you choose to ship to the port by sea, we usually send you the bill of lading, commercial invoice and packing list by default after delivery; If your country requires special customs clearance documents, please inform us in advance so that we can prepare them for you in advance;  For Russian customers, we will ship your machine via Russian lines such as CDEK. So you don't have to pay customs fees If you have any questions (pre-sales/after-sales), please contact me in time, I will serve you 24 hours WhatsApp + 8618966023528 mailbox:[email protected]