This is the price inquiry on Taobao in China:2yuan
Name: Double sided tin spraying universal board, spacing: 2.54MM, aperture: 1.0MM, thickness: 1.6MM (plus or minus 0.05-0.1 tolerance). Please be cautious if you mind. Material: FR-4 Process: Double sided tin spraying board, double-sided high-temperature baking oil. Unified material, smooth and beautiful tin spraying board!
From the Internet.Publisher:writer,Please indicate the source when turning around:https://www.machinery-agent.com/Electronic_component/713.html