Four-color Alert System Safeguards Heritage in Hangzhou
The Fengshan Water Gate is an important part of the Grand Canal in Hangzhou. Managers now build a four-color alert system to monitor the condition and ensure the safety of the gate.
The Fengshan Water Gate is an important part of the Grand Canal in Hangzhou. Managers now build a four-color alert system to monitor the condition and ensure the safety of the gate.
Chinese President Xi Jinping has sent a congratulatory letter to the Science and Technology Daily on the occasion of the 40th anniversary of its founding.
On July 9, Chinese drone maker DJI unveiled the DJI EV50, a new vertical takeoff and landing (VTOL) cargo drone that combines the advantages of multirotor and fixed-wing aircraft. Earlier this year, the drone joined a Chinese scientific expedition to the northern slope of Mount Qomolangma, the world’s highest peak, and reached a stable altitude of 8,861 meters carrying a payload.