Hello, I'm Vashara-Rupma and welcome to Business Daily from the BBC.

Coming up, can we trust Chinese technology companies?

The arrest of Huawei's chief financial officer in Canada has raised eyebrows about how Chinese tech operates outside the walls of its own homeland.

It's sending a very clear signal to Huawei and to the Chinese government

that they are keeping Huawei out of the American systems out of Western telecoms to a large

extent. In the latest twist in the technological Cold War between Silicon Valley and Beijing,

we take a look at how intertwined government, technology and military are in China.

The Chinese Communist Party controls all.

What we are seeing now in Chinese technology companies is that it is having a heavier hand.

That's all in Business Daily from the BBC.

Earlier this month, a senior executive at Huawei, the Chinese technology giant, was arrested in Canada.

Huawei is accused of breaking US sanctions on Iran and the US is expected to request

her extradition.

On the face of it, it seems like a fairly simple case, a matter of international law.

But it's also seen as just the latest salvo in an escalating tussle between the US and China over trade and technology.

In the US and other Western countries, Huawei is seen as a threat.

It's now the world's second-biggest

smartphone maker and the world's biggest supplier of telecoms equipment. But it's also seen

as too close to the Chinese government and the Chinese military. Recently, the US government

has moved to curb the sale of Huawei handsets amid spying concerns,

and the head of MI6, the UK's Secret Intelligence Service,

used a rare speech to raise concerns over Chinese ownership of telecoms networks.

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