A CD, or Compact Disc, is truly the best means for storing large amount of data in an affordable and effective manner. CDs can store data up to 700 megabytes which can be accessed on almost any PC. A CD writer or burner device allows user to write the data on these CDs. The burner or CD writer makes use of built in laser lens for reading and saving the data on the CD.CD duplication and replication are two separate processes that are extremely popular across the world. There is a great demand for CD duplication and replication services. As more and more people are becoming aware of this process, its use has increased considerably. The process in which data from a master CD is copied to a blank CD is called as CD duplication.CD replication industry has seen a rising demand over the last few years. It is a simple process which is done with the help of automated and advanced equipment. In the CD replication process, multiple copies of CDs are made which contains same data and similar prints as that on the original ones.Replicated CDs are made to order and generally made in huge quantities. One of the biggest advantages of replication service is that it is not restricted to CDs but can be done for DVDs, business cards, mini discs and other popular storage media also. While CD duplication can be done for small volumes CD replication, however, requires bulk volume.