Four arrests have been made in a corruption investigation involving Huawei and the European Parliament, with suspects charged for corruption and membership in a criminal organization. The investigation, dubbed Huawei-gate, has revealed that members of parliament allegedly received gifts and benefits to influence EU policies. Key figure Valerio Ottati, Huawei's public relations director, is under scrutiny as searches were conducted in Belgium and Portugal, with further actions against EU parliamentarians possible.