I am selling a used MacBook Air (11 inch, Mid 2011) with following spec: Processor: 1.6 GHz Intel Core i5 Memory: 4GB Hard Disk: 128GB (SSD) Condition: Purchased June 2012. Teh laptop is in good working condition with a clean installation of latest OS X (Yosemite) operating system. Some aesthetic wear on a few keys on the keyboard due to typing with long nails. Always kept in INCASE Neoprene case which I will include with the purchase. Price: RMB 3200 (or near offer)