The use of business cards began in the 15 Century in China called the visiting cards. These were used to introduce self in a new place or town.Later on these cards were used in the European Society since the 17 Century for the same purpose but they were called as the Calling Cards. Later on these cards were made of a particular size that is 5' x 12' and were used to provide information about the businesses and shops. These were called as Trade Cards.Today these cards are called as the Business Cards and have there own purposes.They are not necessarily formal in design and there are no rules for the kind of color or design these cards should have.This infographic gives you the complete information about the business cards.