Chinanews, Nanjing, July 23 - At the UFO Scientific Forum, Wang Sichao, a researcher from Nanjing Purple Mountain Observatory, declared that he would offer a reward of 10,000 yuan in cash or in 10,000-yuan worth of equipment yuan to eyewitnesses of UFO.Wang is one of the most authoritative UFO researchers in China, who has been studying in this field for more than 30 years. He believes that the reward will promote the Chinese people's enthusiasm for UFOs. Wang is even planning to build a UFO monitoring network in China.The top award will be issued once every three years, and the second and third awards will be issued every year.