With China’s communist government still acting very prickly in the wake of Speaker of the House Nancy Pelosi’s recent visit to Taiwan, Apple is urging its suppliers to make sure to label any shipments from Taiwan to China in strict compliance with the Chinese customs regulations regarding how the island is named. It’s a critical time for Apple, as it prepares to launch the next generation of iPhones this fall, and suppliers are currently assembling various components for the new smartphones. According to a report by Nikkei Asia, Pelosi’s visit “stoked fears of rising trade barriers,” making Apple nervous about…