The UK government asks its departments to stop installing Chinese surveillance cameras at sensitive sites, after calls to ban devices from Hikvision and Dahua (Michelle Toh/CNN)

Michelle Toh / CNN:
The UK government asks its departments to stop installing Chinese surveillance cameras at sensitive sites, after calls to ban devices from Hikvision and Dahua  —  Hong Kong CNN Business —  Hikvision, a leading Chinese surveillance company, has denied suggestions that it poses a threat …