Mexico’s Foreign Affairs Secretary Roberto Velasco arrives in China on Sunday for his first official visit as his country navigates increasing US pressure to roll back Chinese trade ties. The two-day visit will take place at the invitation of Chinese Foreign Minister Wang Yi, ministry spokesman Guo Jiakun said in Beijing on Thursday. He said China expected the visit to be an opportunity to deepen mutual political trust and cooperation, and “promote the steady growth” of ties to better benefit...