Do I have to go through a tour guide to return Sanya jade?

No need. According to the information about the return policy of Sanya Emerald Duty Free Shop, there is no return clause requiring a tour guide, so there is no tour guide for the return of Sanya Emerald. Sanya Emerald Duty Free Shop provides return service, but the following conditions must be met: the purchased goods are normal goods sold by Sanya Emerald Duty Free Shop; The goods are intact and unused, and the labels and marks are intact and complete; The purchase date is less than 14 days from the return date. The return process of Sanya Emerald Duty Free Shop is as follows: Take the goods and shopping receipts to the return counter of Sanya Emerald Duty Free Shop; Show the shopping receipt and goods, and the staff will check it; After approval, fill in the return application form; Refund the purchase price. It should be noted that if the goods are damaged or used, the Jade Duty Free Shop will not return them.