Shenzhen Yonghengxin Electronics Co., Ltd. is based in China and lists printed circuit board products on Global Trade Plaza. The company offers PCB Board OEM with FR-4 base material, 35 µm copper thickness, 1.6 mm board thickness, minimum hole size of 0.3 mm, minimum line width and spacing of 0.15 mm, HASL surface finishing, white silkscreen and green solder mask. It also provides double-sided and multi-layer PCB manufacturing from 1 to 24 layers using FR4, high-frequency, high-TG, CEM-3 and aluminium materials, with copper thickness of 1 oz, board thickness of 1.6 mm, minimum hole size of 0.2 mm, minimum line width of 3 mil, minimum line spacing of 4 mil, HASL finishing, NPTH tolerance of ±0.05 mm, PTH tolerance of ±0.075 mm, and solder mask colors in white, black, yellow, green and red. Additional services include components sourcing, conformal coating, functional testing, final product assembly and turnkey assembly.