Which airlines can accumulate mileage on sound cards?

Shandong Airlines can. Both Shandong Airlines and Air China use sound cards, and the mileage is accumulated in the sound card according to the ticket discount, but some special fares and special cabins cannot be accumulated. In addition, the plane flying in Shenzhen Airlines can also accumulate mileage in the sound card, but it can't accumulate graded segments.

Shandong Airlines and Shenzhen Airlines are both controlled by Air China, and their flight codes are * * *.