CLEAN : "Time to reciprocate the friendship": Chinese medical team arrive in Nigerian capital

The transcript discusses the support received from Nigeria during the COVID-19 pandemic, highlighting the financial value of medical supplies and the importance of global cooperation. It emphasizes gratitude from the federal government for the contributions made to combat the disease.

What does the speaker suggest is necessary for all countries in the context of the global problem?

What is the main message regarding global cooperation in fighting diseases?