Ua hoʻokumu ʻia ʻo Hebei Xinqi Pipeline Equipment Co., Ltd. ma 2001 a aia ma Hope New District Industrial Zone, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province, i kapa ʻia ʻo "Capital of Elbow Fittings in China".He mea hana oihana o na paipu paipu.Loaʻa i ka hui ka ikaika ʻenehana ikaika, nā lako hana piha a me nā ʻano hoʻāʻo kūpono.