N'ọhịa nke cemented carbide, hengrui dị ka Hebei Renqiu isi n'ichepụta ụlọ ọrụ, na-ama na-eje ije site 16 afọ ifufe na mmiri ozuzo N'ezie, bụ nke renqiu elu-tech ụlọ ọrụ n'elu ẹkedọhọde size, ụlọ ọrụ agafeela ISO9001 àgwà management usoro asambodo, ụghalaahia edenyere. "hengtai ruixiang", e cimented carbide nhazi akụrụngwa na n'ichepụta automation na ihe karịrị 10 mba patents.