With view to the current situation of waste printed circuit board( PCB) disposi-tion in China,waste printed circuit boards will cause serious environmental pollution,and the use of waste printed circuit boards can be an enormous economic value. This paper in-troduced the great need and importance of PCB recovery and recycling,the main technolo-gies and equipments including mechanical separation,chemical,biological hydrometallurgi-cal technology,supercritical fluid technology. And for sustainable development,the author cam...