While Cardi B's viral video drove a major spike in Missha's US TikTok Shop sales, phenomenal Q1 growth proves the real catalyst was foundational strategy. Crucially, launching the BB cream in 10 distinct shades enabled millions of viewers to actually purchase their match, turning viral attention into long-term retention and sales.

From surviving a near-fatal accident to spending $20,000 a month on TikTok server crawling, Mayacrew CEO Jun-ho Oh built a global growth engine without VC funding. Through extreme data analysis, his team cracked the U.S. commerce ecosystem—scaling brands to $800K/month and sparking an organic endorsement from Cardi B. Here is his story of resilience, data obsession, and building a world-class enterprise from the ground up.