... manufacture PCB in higher quality, more competitive price, quicker delivery and better logistic service…Welcome to send us RFQ! This form ... (35um to 105um),+/-8um(tolerance),purity 99.5%Impedance Control±10%Bow and Twist MAX.0.75%(SMT)Anti-strip 0.88N ... -testing pass percent97% pass for the first time,+/-2%(tolerance) Certificate SGS,ISO,ROHS,UL, Welcome to visit WALBOND ! toy remote control car pcb