„The chill will be felt by everyone,“ Ren Zhengfei recently warned his employees in a memo about tough times ahead. And the Huawei boss knows what he is talking about. He led the Chinese telecommunications group to the top of the world, Huawei had even overtaken its US competitor Apple and had risen to become the biggest smartphone manufacturer. But then came the steep fall – not because of entrepreneurial mistakes or China’s growth problems, but mainly because of political US sanctions. They completely destroyed Huawei’s main smartphone business.