Shijiazhuang Helv

Ball Valves, Valves, Hardware & Mechanical Parts, Hardware, Valves & tubes n.e.s. in 85.40, Thermionic cold cathode or photo-cathode valves and tubes (for example vacuum or vapour or gas filled valves and tubes mercury arc rectifying valves and tubes cathode-ray tubes television camera tubes), Electrical machinery and equipment and parts thereof sound recorders and reproducers television image and sound recorders and reproducers and parts and accessories of such articles, MACHINERY & ELECTRICAL, pipe piping and pipe fittings, Distribution And Conditioning Equipment