Shenzhen Hejin Circuit Co.,Ltd is a leading cob mirror pcb exporter, and one of the leading China cob mirror pcb 

manufacturers, producers and suppliers. We export high quality products, and we are professional at cob mirror pcb assembly 

and oem.

COB,

Thermal conductivity: 1.5W/M-K

Board Thickness:1.0MM

Copper Thickness: 35UM

Base Material:Aluminum

Surface Finishing: Silver plated

Solder mask color: white
  http://www.hjmcpcb.com