... board 4. UL, RoHS, SGS Double Sided PCB For OEM ServiceShenzhen Yuzhixiang Electronics Co., Ltd, also named ... turn pcb production for our customers:1-2 layer in 24 hours, 4 layer in 48 hours, 6 layer in ... Clear pictures of pcb/ fpc/ pcba or pcba sample for us3) The PCB specification: base material, board thickness ... and PCB specifications, we will quote for you within 12 hours. We always try our best to ...