While the URBN QC event is the primary social media hit for this specific tag, the "Volume 4" designation is also common in:
: The NYU Shanghai Summer Chinese Language Immersion Program lists "Level 4" as a "Post-Advanced Level" for students achieving high oral proficiency. cnyvol4
One of the most prominent "useful posts" regarding this topic comes from , a popular nightlife venue in Quezon City. They hosted a massive CNY-themed party titled "Cheers Up Vol 4." While the URBN QC event is the primary