Parts suppliers ‘put production on hold’ amid mounting confusion as China restricts purchase of the chips and US puts 25% roundabout tariff on their sale Parts suppliers ‘put production on hold’ amid mounting confusion as China restricts purchase of the chips and US puts 25% roundabout tariff on their sale Suppliers of parts for Nvidia’s H200 have paused production after Chinese customs officials blocked shipments of the newly approved artificial intelligence processors from entering China,