An aerial drone photo taken on Oct. 6, 2025 shows the construction site of the Taoyaomen highway-railway bridge in Zhoushan, east China's Zhejiang Province. A main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was successfully closed on Monday, marking a significant breakthrough of this project.

The bridge is an important cross-sea link connecting two islands in Zhoushan, with a total length of approximately 1,531 meters and a main span of 666 meters. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Oct. 6, 2025 shows the construction site of the Taoyaomen highway-railway bridge in Zhoushan, east China's Zhejiang Province. A main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was successfully closed on Monday, marking a significant breakthrough of this project.

The bridge is an important cross-sea link connecting two islands in Zhoushan, with a total length of approximately 1,531 meters and a main span of 666 meters. (Xinhua/Huang Zongzhi)

A constructor works at the construction site of the Taoyaomen highway-railway bridge in Zhoushan, east China's Zhejiang Province, Oct. 6, 2025. A main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was successfully closed on Monday, marking a significant breakthrough of this project.

The bridge is an important cross-sea link connecting two islands in Zhoushan, with a total length of approximately 1,531 meters and a main span of 666 meters. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Oct. 6, 2025 shows the construction site of the Taoyaomen highway-railway bridge in Zhoushan, east China's Zhejiang Province. A main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was successfully closed on Monday, marking a significant breakthrough of this project.

The bridge is an important cross-sea link connecting two islands in Zhoushan, with a total length of approximately 1,531 meters and a main span of 666 meters. (Xinhua/Huang Zongzhi)

An aerial drone photo taken on Oct. 6, 2025 shows the construction site of the Taoyaomen highway-railway bridge in Zhoushan, east China's Zhejiang Province. A main tower of the Taoyaomen highway-railway bridge, constructed by the China Railway Major Bridge Engineering Group Co., Ltd., was successfully closed on Monday, marking a significant breakthrough of this project.

The bridge is an important cross-sea link connecting two islands in Zhoushan, with a total length of approximately 1,531 meters and a main span of 666 meters. (Xinhua/Huang Zongzhi)