Mineral rock wool product

HeBei BoTou BoHeng Technology Metallurgical equipment is a professinal manufacturer for new and hi-tech welded pipe and open cold bending equipment.And collect of scientific research,manufacturer and sale. We are one company specialized in high frequecy welded pipe equipment, slitting cut,open cold bending profile steel and stainless steel equipment.We have developed the technology based on introduction of Japan technology.As for the production,we produce all equipment str...