A similar role, especially involving informal professional and occupational training, is played in their respective areas by the chambers of commerce, and, where the right of workers to education is being exercised, also by trade unions.
各商会也在各自领域发挥类似的作用，特别是从事非正规的专业和职业培训，而且在行使工人受教育权利时，工会也发挥类似的作用。