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An employee performs maintenance work on a railway line in Chongqing. It is expected to be put into full operation by the end of this year. [Photo/Xinhua]

An official at the Cixi entrepreneurship park said that the park focuses on the coordinated development of new materials, new energy and healthcare and pays close attention to the integration of talents, R&D and industries.

An airlines spokesman at the time issued a statement. "We are sorry when this happens, but the Department of Transportation allows overbooking of flights because so many airline customers book flights and then do not show up without previously canceling."

An investigative group set up by the CAAC had arrived earlier in Chengdu, Sichuan province, to look into the accident.

An artist's concept of Science Valley, part of Western (Chongqing) Science City. [Photo provided to chinadaily.com.cn]