She has been accused of evading Iran sanctions through Skycom, and is alleged to have down-played Huawei's link with Skycom in an HSBC meeting. But lawyers say this is not the case.
A judge is expected to rule within days on a court battle between HSBC and Chinese telecoms heiress Meng Wanzhou over secret documents.
Wanzhou, who is finance chief of Huawei, has been under house arrest in Canada since December 2018 as the US seeks her extradition.
Accusations: Meng Wanzhou, who is finance chief of Huawei, has been under house arrest in Canada since December 2018 as the US seeks her extradition
She has been accused of seeking to evade sanctions on Iran through a firm called Skycom.
Wanzhou is alleged to have down-played Huawei's relationship with Skycom in a meeting with HSBC.
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Huawei's lawyers now claim HSBC was aware of Huawei's relationship with Skycom and are seeking internal documents they say could prove this.
A judgement is expected to be given by Friday.
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