The Orange employee, "Piotr D.", reportedly had access to a government network used for confidential communications, and was a former agent with Poland's Internal Security Agency, the ABW.
"In accordance with the terms and conditions of Huawei's labour contract, we have made this decision because the incident in question has brought Huawei into disrepute", it said.
At Huawei, Wang worked as a public relations director for more than five years before taking on the role of sales director in 2017.
Huawei is also mired in a U.S. case alleging violations of trade sanctions.
"Huawei complies with all applicable laws and regulations in the countries where it operates, and we require every employee to abide by the laws and regulations in the countries where they are based", the statement pointed out.
Investigation into bus crash that killed three in Ottawa continues
Witnesses said first responders had to break windows and use ladders to free passengers trapped on the upper deck of the bus. A double-deck city bus smashed into a transit shelter during rush hour on Friday.
Sanders apologizes amid new allegation of staff harassment
And Sanders has been lambasted for what many say was a tone deaf and inept response to the allegations. A top adviser for Independent Vermont Sen.
911 audio shows shock, panic after comatose woman gave birth
Phoenix police have said little about the investigation, and did not immediately respond to HuffPost's request for comment. She went into labor several days after Christmas, with a shocked on-call nurse helping deliver a healthy baby boy.
Chinese authorities then detained two Canadians - a former diplomat and a business consultant - on suspicion of endangering national security.
Huawei, founded by Ren Zhengfei-a former officer at China's People's Liberation Army-has been cited as a security risk in intelligence circles due to having close ties to the Chinese communist regime.
A spokeswoman for Huawei confirmed to NBC News that one of its employees had been taken into custody. However, the company has faced intense scrutiny in a number of foreign countries, accused of being a threat to national security because of its alleged close connections with the leadership in Beijing.
In addition to this, Huawei have come under fire from authorities in Norway, Germany, the USA, the UK, Australia and New Zealand, with several countries outright banning the use of their devices or equipment used in 5G mobile networks.
As Huawei's frontman in Canada, Mr. Bradley repeatedly emphasized that Huawei obeys all of Canada's laws and would not spy on Canadians.
But in Europe, Portugal's main operator MEO signed a deal with Huawei in December during a visit by Chinese President Xi Jinping, praising the Chinese company's "know how, competence, talent and capacity to develop technology and invest in our country".
A senior Huawei Canada executive who served as the public face of the Chinese firm in this country since 2011 is parting ways with the Shenzen company as it faces growing problems around the world.