Ko Handan Chang Lan Fastener Manufacturing Co., Ltd. i mua ko Yongnian Tiexi Changhe wheketere whakamau i te wheketere he nui-tauine te kaihanga raima paerewa i te Takiwa o Yongnian. Kei te kamupene i roto i te pokapū tohatoha tiritiri paerewa o Hebei Yongnian, hipoki te rohe o 3,050 mita pūrua, i tata ki Tianjin Port me Qingdao tauranga, he tino convinedtly kaweake. He maha nga waahi o te kamupene miihini upoko makariri, tauira 12b, 14b, 16b, 24b, 30b, 33b; he mihini wera wera, ko te tauira he 200 tone, 280 tons, 500 tons, 800 tons;