Photo taken on April 25, 2016 shows the ion cyclotron resonant heating (ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province. The world-class ICRH antenna, manufactured by ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi)

Guests view the ion cyclotron resonant heating(ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province, April 25, 2016. The world-class ICRH antenna, manufactured by ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi) 

A screen shows the ion cyclotron resonant heating(ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province, April 25, 2016. The world-class ICRH antenna, manufactured by ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi) 

Guests view the ion cyclotron resonant heating(ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province, April 25, 2016. The world-class ICRH antenna, manufactured by ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi) 

Guests view the ion cyclotron resonant heating(ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province, April 25, 2016. The world-class ICRH antenna, manufactured by the ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi) 

Guests view the ion cyclotron resonant heating(ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province, April 25, 2016. The world-class ICRH antenna, manufactured by ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi) 

Guests view the ion cyclotron resonant heating(ICRH) antenna, a key part of nuclear fusion facility, at the Chinese Academy of Sciences institute of plasma physics (ASIPP) in Hefei, capital of east China's Anhui Province, April 25, 2016. The world-class ICRH antenna, manufactured by ASIPP, was delivered to a French institute in Anhui Province on Monday. (Xinhua/Liu Junxi)