I love collecting stamps! It is actually one of the worlds most popular hobbies! 
You collect them by travelling or buying them?
Trading stamp culture in Hong Kong
Stamp collection is a common practice among retail outlets in Hong Kong. The concept is to allow customers to redeem free gifts or shopping discounts after purchase. The general mechanism is that stamps will be given to customers when their single purchase exceeds a certain amount of money.
Usually, the number of stamps given to customers is directly proportional to the money they spend on that purchase. The more they spend, the more stamps they get. Then, customers can stick the stamps on the
stamp dealers supply them with stamps along with stamp albums, catalogues and other publications. There are also thousands of stamp (philatelic) clubs and organizations that provide them with the history and other aspects of stamps. Today, though the number of collectors is somewhat less, stamp collecting is still one of the world's most popular indoor hobbies.
Equipment.
A few basic items of equipment are recommended for proper stamp collection. Stamp tongs help to handle stamps safely, a magnifying glass helps in viewing fine details and an