I-Handan Chang Lan Fastener Manufacturing Co., Ltd. ngaphambilini eyake yaba yi-Yongnian Tiexi Changhe fasteners ifektri yayingumkhiqizi wezinga elikhulu lokubopha izinto ezivamile esifundeni sase-Yongnian.Le nkampani itholakala esikhungweni esijwayelekile sokusabalalisa iziqinisi eHebei Yongnian, ehlanganisa indawo engamamitha-skwele ayi-3,050, yayiseduze nechweba laseTianjin kanye namachweba aseQingdao, ukuthekelisa kwamanye amazwe kuqinisekile kakhulu.Le nkampani inomshini wesihloko obandayo wezikhundla eziningi, imodeli 12b, 14b, 16b, 24b, 30b, 33b;inomshini wokubumba oshisayo, imodeli inamathani angama-200, amathani angama-280, amathani angama-500, amathani angama-800;