... screen) Height: 30milMin. drilling slot size: 0.6mmSolder mask color: green, black, blue, white, yellow, purple, and matt, etc.Solder mask ... HAL, Immersion gold, OSP, Immersion tin, Immersion silver, etc.Other Technology: Gold finger, peelable mask, Non-across blind/buried vias, characteristic ... support.5.OEM and ODM service are welcome. PCB with green solder mask factory