The China Aerospace Science and Industry Corporation (CASIC) is a Chinese state-owned enterprise that designs, develops and manufactures a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment.

[6] In November 2020, Donald Trump issued an executive order prohibiting any American company or individual from owning shares in companies that the United States Department of Defense has listed[7] as having links to the People's Liberation Army (PLA), which included CASIC.

It is known for developing, researching and manufacturing air defense missile systems, cruise missile systems, solid-propellant rockets, space technological products and other technologies with products covering various fields of land, sea, air, and electromagnetic spectrum.

Siemens was devoted to electrification, automation, digitization, and creating an open IoT operating system based on the cloud platform.

On July 5, 2017, witnessed by Paramount Leader Xi Jinping and chancellor Angela Merkel, chairman of CASIC Gao Hongwei and Siemens CEO Joe Kaeser signed a strategic cooperation agreement in the fields of industrial Internet and intelligent manufacturing in Berlin.