Jiquan ±1100kV UHVDC transmission project is a national strategic key project of the "West-to-East Power Transmission Project", Sunri Zhilian is responsible for installing IOT sensing equipment such as micro-power wireless temperature measurement device in Anhui section of the line to realize real-time sensing and intelligent diagnosis. In order to ensure the stable operation of the main body of the line, Sunri Zhilian’s products have been applied to the transmission line with the highest voltage level in China.