Editor's Note: A sudden surge of migrants into Ceuta has put Europe's migration strategy under the spotlight. So what does the crisis reveal about the EU's migration policies? Wang Guan sits down with Joseph Olivier Mendo'o, deputy director of the International Exchange Department at the China-Africa Business Council, and Song Xin, founder of Sinnvoll Consulting and former policy advisor at the European Parliament, to discuss what's behind the crisis, why EU member states remain divided, and whether Europe can balance border security with humanitarian commitments.