现发现客户要求 Via Fill: Board uses VIP technology.All laser vias on SMT lands to be filled, planarized and plated with non-conductive via fill per IPC-6016. ' u" J9 ~. A U请问VIP technology是什么技术? ' v$ N {: B7 X2 Y6 M- F后面用非导电的塞孔可以用阻焊么?还是用树脂? * x8 X: `8 |* J$ y+ @) u/ R请高人解答!!!