Chinese counterfeit stamps are undermining Britain’s social fabric, the Post Office has warned as it increased pressure on Royal Mail to scrap fines for fake stamps. A senior director said the scourge of Chinese criminals printing fake stamps had “undermined one of the great institutions”, adding it was “part of the fabric of our society to be able to buy a legitimate letter”. They joined a growing number of MPs putting pressure on Royal Mail to reconsider the “unfair” £5 fines for recipients who collect post which has been deemed to be sent with a counterfeit stamp, saying it was “deeply distressing” that innocent victims were having to pay. It comes after an investigation by The Telegraph found China is flooding Britain with counterfeit stamps – with suppliers offering to produce up to one million fake Royal Mail stamps a week and deliver them to Britain within days. Neill O’Sullivan, Post Office managing director for parcels and mails, told The Telegraph: “It is a scourge that people are counterfeiting these online or through other channels. “This is one of the great institutions, it’s something that people value and it’s part of the fabric of our society to be able to...