SBKJ is the Asia largest air tube machines factory. We make the spiral tube machines and square duct machines.We sell our machines all over the world.We already had agent in USA,Russia. Japan,White Russia.Kazakstan,Ukraine etc
SBKJ is the Asia largest air tube machines factory. We make the spiral tube machines and square duct machines.We sell our machines all over the world.We already had agent in USA,Russia. Japan,White Russia.Kazakstan,Ukraine etc Our factory is close to shanghai.
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