The Baihetan-Jiangsu ±800kV UHV DC Transmission Project is a key project in China's implementation of the "West-to-East Electricity Transmission" strategy. The crossing towers reach a full height of 278.2m, with the largest single steel tube member having a diameter of 1.5m and weighing up to 17 tons. The company completed the delivery of all tower materials 15 days ahead of schedule, successfully achieving "zero quality defects" and receiving unanimous praise on site.