1998, Philips and Sony took the lead in publishing the technical papers of the next generation optical disc, and began to develop the technical scheme of realizing 23 GB ~ 25 GB on one side and single layer, which brought a surprise to the industry. On February 19, 2002, with Sony, Philips and Panasonic as the core, Hitachi, Pioneer, Samsung, LG, Sharp and Thomson * * * jointly released the 0.9 version of Blu-ray Disc (BD for short) technical standard. Blu-ray means Blu-ray, so February 19 officially showed the birth of the next generation DVD candidate-Blu-ray Disc. ?

BD Group then officially released the BD specification version 1.0 on June 4th, 2002, with a volume of ***3 * * 5000 USD, which indicates that the design of BD has been completely established. Although there has always been a dispute between BD and HDVD about who will be the next generation Blu-ray storage standard, it has also prompted the two companies to innovate and carry out technological reforms.

In 2003, Blu-ray laser heads reached the mass production level, but in 2006, Blu-ray products suitable for the market began to appear. In 2006, Sony, Pioneer and Samsung all released their own Blu-ray technologies and Blu-ray products, and all put forward their own Blu-ray plans. In the China market, on July 6th, 2006, BenQ took the lead in launching its molded blue light products. It can be said that 2006 is the real "first year of Blu-ray".