Photo taken on Oct. 28, 2017 shows a one-man compact flying vehicle Hoverbike Raptor on display during the 3rd edition of International Automotive Trade Fair Warsaw Moto Show in Nadarzyn, southwest of Warsaw, Poland. The show, held in Ptak Warsaw Expo Trade Fair and Congress Center in Nadarzyn, lasts from Oct. 27 to Oct. 29. (Xinhua/Chen Xu)
Photo taken on Oct. 28, 2017 shows a Bulgarian supercar SIN R1 550 on display during the 3rd edition of International Automotive Trade Fair Warsaw Moto Show in Nadarzyn, southwest of Warsaw, Poland. The show, held in Ptak Warsaw Expo Trade Fair and Congress Center in Nadarzyn, lasts from Oct. 27 to Oct. 29. (Xinhua/Chen Xu)
Photo taken on Oct. 28, 2017 shows a Kia Stinger on display during the 3rd edition of International Automotive Trade Fair Warsaw Moto Show in Nadarzyn, southwest of Warsaw, Poland. The show, held in Ptak Warsaw Expo Trade Fair and Congress Center in Nadarzyn, lasts from Oct. 27 to Oct. 29. (Xinhua/Chen Xu)
Showgirls pose for photos during the 3rd edition of International Automotive Trade Fair Warsaw Moto Show in Nadarzyn, southwest of Warsaw, Poland, on Oct. 28, 2017. The show, held in Ptak Warsaw Expo Trade Fair and Congress Center in Nadarzyn, lasts from Oct. 27 to Oct. 29. (Xinhua/Chen Xu)
Photo taken on Oct. 28, 2017 shows an Audi A8 on display during the 3rd edition of International Automotive Trade Fair Warsaw Moto Show in Nadarzyn, southwest of Warsaw, Poland. The show, held in Ptak Warsaw Expo Trade Fair and Congress Center in Nadarzyn, lasts from Oct. 27 to Oct. 29. (Xinhua/Chen Xu)