| Message: | 1.Qingdao Junzheng Disc Co., Ltd is a professional supplier which provides a variety of DVD Replication, to provide customers withGood reputationDVD Replication ,CD Manufacturerand DVD Replication and so on. Since the company had been established in Room C-28-C, No. 37, Donghai West Road, Shinan District, Qingdao,Shinan District,Qingdao City,Shandong Province,China, adhere to people-oriented ,and the quality of survival, to the credibility of development,our company have made an outstanding achievement.
2.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 Reliable performance DVD Duplication,DVD Duplication that brand is good,First rate service DVD Duplication,dvd Factory the use of precautions 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 Duplic |
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