Dear passenger, Hello! We are sorry that we dont have the promotion of matching the status of different airlines companies so far. You can visit our website https://skypearl.csair.com/en/about/member2.html to check the rule of upgrading. Thanks for your understanding and cooperation. Thank you for selecting China Southern Airlines. Tips: If you still have any other questions, please directly reply the original email, without need of deleting its content,or call the official customer service hotline 95539(Domestic hotline)、4008695539（Overseas hotline) or log in the official website ,www.csair.com, beaware of fraud. 【China southern airlines】 China Southern Airlines Customer Service： 95539 (domestic） +86-4008695539（international） Email:skypearl@csair.com Website：www.csair.com