Ọ dị na Gongyi na naanị mita 200 site na ọdụ ụgbọ oloko. Wangda Machinery bụ ụlọ ọrụ na-emepụta brik dị ike na China. Dị ka onye so na China Bricks & Tiles Industrial Association, Wangda tọrọ ntọala na 1972 na ihe karịrị 40 afọ ahụmahụ na ubi nke brik mmepụta igwe. Wangda Brick Making Machine na-atụkwasị obi nke ukwuu site n'aka ndị ahịa, ree ya karịa ógbè iri abụọ na obodo China ma na-ebuga ya na Kazakhstan, Mongolia, Russia, North Korea, Vietnam, Burma, India, Bangladesh, Iraq, wdg.