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LONDON, April 25 (Reuters) – British culture minister Jeremy Wright said on Thursday he could not rule out a criminal investigation over the “unacceptable” disclosure of confidential discussions on the role of China’s Huawei Technologies in 5G network supply chains.

Huawei, the world’s biggest producer of telecoms equipment, is under intense scrutiny after the United States told allies not to use its technology because of fears it could be a vehicle for Chinese spying. Huawei has categorically denied this.

Sources told Reuters on Wednesday Britain’s National Security Council (NSC) had decided to bar Huawei from all core parts of the country’s 5G network and restrict its access to non-core parts.

The leak of information from a meeting of the NSC, first reported in