The US Postal Service (USPS) said it has stopped accepting parcels from mainland China and Hong Kong until further notice. Letters will not be affected by the suspension, said the company, which declined to offer a reason for the decision, external. However, on Tuesday new rules came into force which closed a loophole that allowed small packages worth $800 (£641) or less to be sent to the US without paying tax or fees. It was one of the measures announced by US President Donald Trump who imposed an additional 10% tariff on all goods imported to the US from China....