Check the listing for details. HSK Standard Course 1 SET - Textbook +Workbook (Chinese and English Edition). Condition: Brand New. Listed at 29.95 USD. ShippingFree Expedited shipping within US. Delivery to most US addresses in 2-5 business days.International: http://pages.ebay.com/seller-center/shipping/global-shipping.htmlProductsBrand new and sealed in retail package This set includes 2 books: 1 Textbook ISBN 9787561937099 and 1 Workbook ISBN 9787561937105In order to facilitate the reading experience, CD audio has been made into a QR code link attached to the back of textbooks and exercise books. Return1) 30 days worry free return.2) Serial number is recorded when it's shipped. 3) 15% restocking fee may be applied if the product or original package was damaged by the buyer. Higher restocking fee may apply if any parts are missing.4) Buyer pays return shipping if item is not defective. Seller will pay for return shipping if item is tested defective and will waive the restocking fee.5) Should you have any question, please ask seller first. We will try our best to make it as easy as possible.