the uk government has shifted its position — weakened it, in my view — and now refuses to say whether china poses a threat. i think the phrase is an "epoch—defining challenge", and we're going to meet it, apparently, with robust pragmatism. certainly, i don't think the chinese care. the directors of two businesses associated with the sites in hendon and glasgow didn't respond to panorama. the owner of the third in croydon says the accusations against him are "baseless". china may be targeting its critics abroad, but should we all be worried about chinese cameras lining our streets? hikvision and dahua are two of the biggest video surveillance companies in the world... ..with combined annual profits