P30 Pro teardown: how Huawei is reducing its reliance on US tech

China's national telecommunications champion Huawei Technologies has risen rapidly over the past two decades to become the world's second-largest maker of smartphones, overtaking its U.S. rival Apple. However, much of that success has been down to American technology. In 2018 alone, Huawei bought $11 billion worth of goods from American suppliers, including dozens of critical components from companies such as Qualcomm, Skyworks Solutions and Qorvo.