Properties of fire: it is warm and gives off heat.
Fire industries are those related to electrical products, stock markets, restuarants, lightings shops, fast food chains, bakery shops, accounting firms
Properties of earth: it is hard and still.
Earth Industries are those related to properties, human resource, pet shops, chemicals, cosmetics, renovations, developers, agriculture, insurance, construction, cosmetic surgery.
Properties of metal: it is hard and piercing.
Metal Industries are those related to banking, machineries and equiptments, law, fortune telling, gold jewellery, robotics, steel.
Properties of water: Wavy.
Water Industries are those that deal with internet like the dotcoms, consultancy, shipping, transportation, logistics, distribution, tourism, lottery, cold beverages, hotels, shipbuilding, information technology, broadcasting, airlines, oil, marine products, money lending, telecommunications, animation, advertising.
Properties of wood: it is hard and grows upwards.
Wood Industries are those related to Government, printing, seminars/events, universities, schools, textile firms, paper, timber and pulp, furniture, fashion, politics, education, hair salons, photography.