Huawei is following their playbook from the Nortel days. Why would anyone expect them to stop doing what brought them to success? Malicious Life made a great 3 episode podcast series on that. https://www.cybereason.com/blog/malicious-life-podcast-china... https://en.wikipedia.org/wiki/Criticism_of_Huawei#Nortel
Nortel had deeper issues than some industrial espionage to deal with: accounting fraud. That scared the market and potential investors in a spectacular fashion.
Right, they talk about too and pretty much everyone in it agrees that Nortels leadership were the ones mainly responsible for their downfall.