Our exquisite work will guarantee quality of DVD for you

   Qingdao Junzheng Disc Co., Ltd focus onDVD Printing,dvd Factory,DVD Duplication,CD Digipakx3523d1en and other areas of service. We alway adhered to the business philosophy of "Customer first, Keep improving"and focus on supplying the CD Manufacturer with highest quality .

    Qingdao Junzheng Disc Co., Ltd insist on responsibility,credibility and integrity,sincerity and win-win principle,and happy employees, customer success, leading the industry mission, long standing engaged in DVD Duplication Use and maintenance,Diverse DVD Duplication,DVD Printing Specifications are super discount,First-rate industry dvd Factory and other business areas. Through the creation of dynamic and innovative enterprises, Our company is committed to becoming an important force to promote social progress. details: 2.The principle of DVD Duplication recording: the dye layer of DVD Duplication disc is illuminated by high power laser light, which causes chemical change. The so-called chemical change means that the original state can no longer be restored, so the DVD Duplication disc can only be written once, and cannot be written over and over again. However, the chemical changes caused by the exposure to the dye layer by the recorder cause the (Pit), in the plane of the DVD Duplication disc to be generated and the signals of 0 and 1 produced by the (Land) and (Pit) in these planes are read in the general optical drive. After analysis by the decoder, the data is organized into what we want to see or listen to. The etch of DVD DuplicationW RB: DVD DuplicationW, is an abbreviation for DVD DuplicationeWritable, a technology that can be rewritten, and the product that applies this technology to a CD burner is called DVD DuplicationW. The disc that DVD DuplicationW uses in recording is also called DVD DuplicationW disc. Besides the ability to burn the DVD DuplicationW disc, the recorder also has the function of integrating forward, that is, the recorder can also burn the general DVD Duplication disc.

   With the constantly updating of technology, Junzheng Disc Co., Ltdadheres to the principle of strength casts brand and providing satisfying service. We are full of enthusiasm to meet the challenges of this new era. For more information on CD FactoryorDVD Duplication, please visit: www.cdvdmaker.com.