Workers carry out their duties on the No. 6 main tower of the Taoyaomen highway-railway bridge in Zhoushan, east China's Zhejiang Province, Feb. 4, 2026. The No. 6 main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was topped out on Wednesday, marking a significant breakthrough of this project. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Feb. 4, 2026 shows the No. 6 main tower of the Taoyaomen highway-railway bridge under construction in Zhoushan, east China's Zhejiang Province. The No. 6 main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was topped out on Wednesday, marking a significant breakthrough of this project. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Feb. 4, 2026 shows the No. 6 main tower of the Taoyaomen highway-railway bridge under construction in Zhoushan, east China's Zhejiang Province. The No. 6 main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was topped out on Wednesday, marking a significant breakthrough of this project. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Feb. 4, 2026 shows the Taoyaomen highway-railway bridge (R) under construction in Zhoushan, east China's Zhejiang Province. The No. 6 main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was topped out on Wednesday, marking a significant breakthrough of this project. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Feb. 4, 2026 shows the No. 6 main tower (R, front) of the Taoyaomen highway-railway bridge under construction in Zhoushan, east China's Zhejiang Province. The No. 6 main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was topped out on Wednesday, marking a significant breakthrough of this project. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Feb. 4, 2026 shows the No. 6 main tower (R, front) of the Taoyaomen highway-railway bridge under construction in Zhoushan, east China's Zhejiang Province. The No. 6 main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was topped out on Wednesday, marking a significant breakthrough of this project. (Xinhua/Huang Zongzhi)