RX4E flies in the sky in Shenyang, capital of northeast China's Liaoning Province, Oct. 28, 2019. The maiden flight of China's first self-developed four-seater electric aircraft, the RX4E, succeeded Monday in the northeastern Chinese city of Shenyang. (Photo: China News Service/ Yu Haiyang)
RX4E flies in the sky in Shenyang, capital of northeast China's Liaoning Province, Oct. 28, 2019. The maiden flight of China's first self-developed four-seater electric aircraft, the RX4E, succeeded Monday in the northeastern Chinese city of Shenyang. (Photo: China News Service/ Yu Haiyang)
RX4E flies in the sky in Shenyang, capital of northeast China's Liaoning Province, Oct. 28, 2019. The maiden flight of China's first self-developed four-seater electric aircraft, the RX4E, succeeded Monday in the northeastern Chinese city of Shenyang. (Photo: China News Service/ Yu Haiyang)
RX4E flies in the sky in Shenyang, capital of northeast China's Liaoning Province, Oct. 28, 2019. The maiden flight of China's first self-developed four-seater electric aircraft, the RX4E, succeeded Monday in the northeastern Chinese city of Shenyang. (Photo: China News Service/ Yu Haiyang)
RX4E flies in the sky in Shenyang, capital of northeast China's Liaoning Province, Oct. 28, 2019. The maiden flight of China's first self-developed four-seater electric aircraft, the RX4E, succeeded Monday in the northeastern Chinese city of Shenyang. (Photo: China News Service/ Yu Haiyang)
RX4E flies in the sky in Shenyang, capital of northeast China's Liaoning Province, Oct. 28, 2019. The maiden flight of China's first self-developed four-seater electric aircraft, the RX4E, succeeded Monday in the northeastern Chinese city of Shenyang. (Photo: China News Service/ Yu Haiyang)