Masana'antar Bututun Karfe:
Yunnan Youfa Fangyuan Pipe Industry Co., Ltd;
Ƙarfin Samarwa:
Layukan Samar da Bututun Zagaye Guda 4 na Galvanized Erw
Layukan Samar da Bututun Zagaye 17 na Erw
Layukan Samar da Bututun Karfe guda 9
Layukan Samar da Rukunin Roba guda 9 na Karfe
