The European Union said Tuesday it plans to phase out gear supplied by companies based in “high risk” countries from critical infrastructure such as high-speed telecom networks, in a move seen as targeting Chinese companies including Huawei and ZTE. Brussels’ proposed measures to tighten up cybersecurity come amid rising concerns that the bloc’s 27 member countries are vulnerable both to the dominance of Chinese high tech manufacturing and U.S. Big Tech services. Under the draft legislation released by the EU’s executive commission, telecom equipment from so-called high risk suppliers in third countries would be phased out within three years. The proposals don’t mention any countries or companies by name, but the term “high risk” has been previously used to refer to countries like China,…