Dear Sir or Madam, 

May you good day!

Today i 'll show you another types of board attached, it is 8 layers impedance pcb with 0.45 MM BGA & red soldermask. 

Cyzon is a company which foucus on the pcb manufacturing for many years, our products including HDI, Rigid-flexible pcb, flexible pcb, aluminume boards, MCPCB and so on. 

Truly wish our products can be helpful for your business.

Any needs , pls mail me in detail.

I am looking forward to your positive reply. Thank you!

Best wishes , 

whitney lee

Cyzon Limited