20 working days.
Ordinary points credit card (World Card/Infinite Card/Dingji Platinum Card/Visa Dingji Unlimited Card/Diamond Card (Elite)/Zhenxiang/Zhenshang/Zunyue Platinum Card/Business Travel Platinum Card/Zun (Except Yue Elite Card/Overseas Student Card) Points redemption mileage standard: 30 points = 1 China Southern Airlines mile, redemption starting from 500 miles, upper limit 30,000 miles/year/person, redeemed miles will be credited to your account 20 working days later.