CPV code 45232320 designates Cable broadcasting lines in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
45232320 is a leaf code — the most specific level of its branch — so it can be used directly as the main CPV code of a contract notice. If it does not quite fit, check the neighbouring codes under 45232300 (Construction and ancillary works for telephone and communication lines).