2 Sims in a Card.
There are some ways to use 2 Sims in a Card to be used by mobile phone. If you have two cuttable Sims, then only you can follow these procedure. You have to cut the Sims and install it in the product which is available redily in the market. This enable the mobil phone user to carry two mobile phone numbers at a time. But can't operate both the numbers together. A menu will appear on the main menu list to select the Sim 1 line number or Sim 2 line number. Except symbian phones, most of the mobile phones can use this facility.
To cut the Sim there is a special Sim cutting tool. This worth if you are having a Mobile phone retail shop.This cutting tool is designed not to damage the Sim. It is worth to buy.