A park in Beijing, China has started a to try and save toilet paper and prevent from stealing it. Park officials have installed six facial recognition at the city's Temple of Heaven Park. The machines will scan someone's face before providing or her with 60 cm of toilet paper. That person will then have to wait for nine minutes if they want paper. A park spokesman said there was a of visitors to the toilets taking too much toilet paper. He said some people came and filled their with it. The park had put up and broadcast messages over loudspeakers asking visitors to use toilet paper.
The new facial recognition scanners have brought a . They have become a tourist . Visitors are now coming to look at and try out the machines. Videos of people pulling strips of toilet paper from the machines have gone on social sites. Staff are available to help people with problems using the machines or for people who need more toilet paper. The scanners seem to be . A on the Chinese social media site Weibo commented: "This is a really good . I recommend that it be rolled out in toilets ." The trial appears to be successful so far. The amount of toilet paper used in the park's toilets has gone down by 20 per cent.