Looks like the age limit for priority service has been raised from 70 to 75 at Chiangmai. According to the whiteout and red marker, anyway.
TLDR : Answer Summary
The age limit for priority service at Chiangmai has been raised from 70 to 75 years. This change has generated mixed reactions among users in the community. Some commenters indicated it was 'old news,' while others expressed urgency for services. Additionally, there were inquiries about qualifying for benefactor status, with discussions on the necessary donations and benefits like VIP visas and limousine services.