Hefei China Railway Steel Structure Co., Ltd. is a professional subsidiary of China Railway Fourth Group Co., Ltd. It is a steel structure construction enterprise that integrates design, production, and installation. In 2004, it was separated from the seventh branch of China Railway Fourth Group Co., Ltd. It has a first-class qualification for steel structure engineering contracting, a first-class qualification for steel structure special design, a first-class qualification for mechanical and electrical equipment installation and construction, a second-class qualification for fire protection construction, and a special grade qualification for steel structure processing.
  BGM provided the "IP Network Public Broadcasting System" for Hefei China Railway Steel Structure Co., Ltd., meeting its functional requirements for background music, business broadcasting, emergency broadcasting, timed automatic playback, and more.