Chinese tech giant Huawei has played an important role in Chinese state surveillance systems, although it has reported in the past that its role was limited to providing technical equipment. This is what the Washington Post reports, which examined over 100 Power Point presentations from Huawei, some defined as “confidential”, from which it emerges how the company’s technologies can help Chinese authorities to identify people through voice and monitor the activities of persons identified as suspicious. Furthermore, from the presentations, posted on a Huawei website before the company removed them at the end of last year, it emerges that the...