It is the abbreviation of Chip on Board in English, which means the chip on board packaging technology, which can be simply understood as: a luminous body with multiple LED chips integrated and packaged on the same substrate. Cob ready-to-package is a relatively mature LED packaging method, which is widely used in the field of LED lighting, and cob light strips have gradually become the mainstream products of LED light strips.The cob light strip is a light strip that encapsulates the chip on a flexible board, and then directly drops a layer of packaging glue mixed with phosphors on the surface of the chip. The cob light strip is formed. As a new type of linear lighting strip with high brightness and high CRI, the cob light strip has a beautiful appearance, soft and uniform light, no light spots, and has a variety of waterproof methods. It adopts flip-chip packaging technology, with good heat dissipation. Longer life.