Tim Cook opens an Apple store in Shanghai in March.VCG/Getty ImagesBad news for Apple: iPhones have yet another new competitor in China.Huawei just released a new line of smartphones called the Pura 70.The devices give Chinese consumers another reason to abandon their iPhones.Tim Cook would like you to think everything is going swimmingly for Apple in China.A highlight reel of the Apple CEO's recent trip to the country, posted to his Weibo account, showed him being papped by fans at the opening of a new store in Shanghai's Jing'an district, taking selfies on an iPhone with celebrity models, and casually strolling the historic Bund."Every time I am in China, I can feel the unique charm here again.