View of Dafaqu grand bridge in southwest China

This aerial photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial panoramic photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial panoramic photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial photo taken on Feb. 2, 2023 shows a vehicle running on the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)

This aerial panoramic photo taken on Feb. 2, 2023 shows the Dafaqu grand bridge of Renhuai-Zunyi expressway in southwest China's Guizhou Province.

The 1,427-meter bridge, with a main span of 410 meters, is one of the key projects along the Renhuai-Zunyi expressway.

Guizhou is known as "the museum of bridges" in China due to the large number of bridges, their types and complex technologies used in the construction of the bridges. (Xinhua/Ou Dongqu)