Photo taken on Oct. 13, 2018 shows model aircrafts with turbojet engines perform in the air during a contest in Rongcheng, east China's Shandong Province. A total of 12 teams from around the world compete in the air. (Xinhua/Lin Haizhen)
Photo taken on Oct. 13, 2018 shows model aircrafts with turbojet engines perform in the air during a contest in Rongcheng, east China's Shandong Province. A total of 12 teams from around the world compete in the air. (Xinhua/Wang Fudong)
Photo taken on Oct. 13, 2018 shows model aircrafts with turbojet engines perform in the air during a contest in Rongcheng, east China's Shandong Province. A total of 12 teams from around the world compete in the air. (Xinhua/Yang Zhili)
Photo taken on Oct. 13, 2018 shows model aircrafts with turbojet engines perform in the air during a contest in Rongcheng, east China's Shandong Province. A total of 12 teams from around the world compete in the air. (Xinhua/Lin Haizhen)
Photo taken on Oct. 13, 2018 shows model aircrafts with turbojet engines perform in the air during a contest in Rongcheng, east China's Shandong Province. A total of 12 teams from around the world compete in the air. (Xinhua/Zhang Binbin)
A contestant controls his model aircraft with turbojet engine during a contest in Rongcheng, east China's Shandong Province, Oct. 13, 2018. A total of 12 teams from around the world compete in the air. (Xinhua/Yang Zhili)
Photo taken on Oct. 13, 2018 shows model aircrafts with turbojet engines perform in the air during a contest in Rongcheng, east China's Shandong Province. A total of 12 teams from around the world compete in the air. (Xinhua/Zhang Binbin)
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