A reduplicative (AABB) intensification of
从容 cóngróng 'calm / unhurried.' The AABB pattern is a common way to soften and enrich adjectives:
高兴→
高高兴兴,
干净→
干干净净. Named part of a 2025 Top 10 buzzword phrase by 《
咬文嚼字》, where it captured a mood of resilient composure amid economic and geopolitical uncertainty.