China has imposed few restrictions on mobility and international arrivals since January 8 – the country downgraded COVID-19 management from Class A to Class B, which lifted quarantines and entry restrictions. How has China's COVID-19 policy optimization panned out so far? And what does it mean for the rest of the world as China eases COVID-19 measures? Watch CGTN's "World Insight" at 22:30 BJT on January 11 to find out.