A worker checks a product at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker debugs a special robot at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker transports a special robot at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker debugs a robot product at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker checks a product at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker debugs a special robot at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker checks a product at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker debugs a special robot at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)

A worker debugs a special robot at a workshop in the Tangshan Hi-tech Industrial Development Zone in Tangshan, north China's Hebei Province, July 17, 2020. Tangshan Hi-tech Industrial Development Zone has formed a robotics industry with 62 robots and related enterprises. (Xinhua/Mu Yu)