Dull train journeys have become a thing of the past in one Chinese city where carriages have been decorated with intricate 3D designs for a very unusual reason . The stunning art in the carriages on the Hangzhou Subway line in the city of Hangzhou in east China 's Zhejiang Province was actually advertising sanitary towels , according to The People 's Daily Online . Photographs of the beautifully decorated carriages were shared widely on social media and the PR stunt , which coincided with International Women 's Day , won praise from commuters . PR stunt : The stunning art in the carriages on the Hangzhou Subway line in the city of Hangzhou in east China 's Zhejiang Province was part of an advertising campaign . Rainforest : One of the carriages on the Hangzhou Subway line has been made to look like a rainforest with green designs on the floor , walls and ceiling . Psychedelic : Each of the carriages contained different images , ranging from traditional blossom trees to more psychedelic designs . Tao Chin , a spokesman for the underground line , said : 'We wanted to make the experience of travelling on carriages more enjoyable , and so the 3D effect covering various subjects was introduced with a good reaction from our customers . 'We make sure that the decorations cover not just the walls but also the windows , doors and roofs to maximise the effect . ' There were five different themes used , including an amusement park , European castles and a fairy tale world . Passenger Sying Tsao told local media : ' I did n't see them advertising things and then suddenly when I turned up for work one morning I saw that the carriages had this great new 3D designs . 'They were very realistic , I saw one child nervous about stepping on a 3D floor . ' I have seen three or four different designs , I like the cherry blossom best because I have n't seen any so far this year , and it was really nice and calming , not just for me but for everyone on the tube I think . ' Mr Li , manager at the care products company 's head office , said using 3D adverts in the carriages not only promoted their products , it also encouraged the 'heads-down generation ' to look up and enjoy the scenes around them . But while the colourful designs were appreciated by commuters , most had not realised the carriages were actually advertising sanitary towels . Some took to online message boards to express their shock that they had been surrounded by such adverts . 'We make sure that the decorations cover not just the walls but also the windows , doors and roofs to maximise the effect , ' Tao Chin , a spokesman for the underground line , said . Photographs of the beautifully decorated carriages were shared widely on social media and the PR stunt , which coincided with International Women 's Day , won praise from commuters . Mr Li , manager at the women 's care products company 's head office , said using 3D adverts encouraged the 'heads-down generation ' to look up and enjoy the scenes around them .
In the streets of Beijing in east China 's Zhejiang subway carriages have been decorated with intricate 3D designs . Art on the Hangzhou subway line was advertising sanitary reform and coincided with hang Women 's Day . Photographs of the beautiful carriages were shared widely on social media and were very popular with commuters .