Wonderful PCBA professional services to provide PCB Fabrication and Turnkey PCB Assembly Services from electronic components procurement, PCB Prototype, PCB Production Run, SMT assembly, welding, PCBA Function Testing, to the finished product one-stop production of packaging logistics solutions, aims to be your best choice for PCBA outsourcing processing!

PCB Manufacturing Capability

PCB TypeRigid PCB(CEM, FR4), Flexible PCB, Rigid-Flex PCB, MCPCB(Aluminum PCB), Ceramic PCB, RF PCB, etc.
Quality GradeStandard IPC 2
Number of Layers1 – 32layers
Order Quantity1pc – 10,000,000 pcs
Build Time2days – 5weeks (Expedited Service)
MaterialFR-4 Standard Tg 150°C, FR4-High Tg 170°C, FR4-High-Tg 180°C, FR4-Halogen-free, FR4-Halogen-free & High-Tg
Board SizeMin 6*6mm | Max 600*700mm
Board size tolerance±0.1mm – ±0.3mm
Board Thickness0.4mm – 3.2mm
Board Thickness Tolerance±0.1mm – ±10%
Copper Weight0.5oz – 6.0oz
Inner Layer Copper Weight0.5oz – 2.0oz
Copper Thickness Tolerance+0μm +20μm
Min Tracing/Spacing3mil/3mil
Solder Mask SidesAs per the file
Solder Mask ColorGreen, White, Blue, Black, Red, Yellow
Silkscreen SidesAs per the file
Silkscreen ColorWhite, Blue, Black, Red, Yellow
Surface FinishHASL – Hot Air Solder Leveling
Lead Free HASL – RoHS
ENIG – Electroless Nickle/Immersion Gold – RoHS
ENEPIG – Electroless Nickel Electroless Palladium Immersion Gold – RoHS
Immersion Silver – RoHS
Immersion Tin – RoHS
OSP -Organic Solderability Preservatives – RoHS
Min Annular Ring3mil
Min Drilling Hole Diameter6mil, 4mil-laser drill
Min Width of Cutout (NPTH)0.8mm
NPTH Hole Size Tolerance±.002″ (±0.05mm)
Min Width of Slot Hole (PTH)0.6mm
PTH Hole Size Tolerance±.003″ (±0.08mm) – ±.006″ (±0.15mm)
Surface/Hole Plating Thickness20μm – 30μm
SM Tolerance (LPI).003″ (0.075mm)
Aspect Ratio1.10 (hole size: board thickness)
Test10V – 250V, flying probe or testing fixture
Impedance tolerance±5% – ±10%
SMD Pitch0.2mm(8mil)
BGA Pitch 0.2mm(8mil)
Chamfer of Gold Fingers20, 30, 45, 60
Other TechniquesGold fingers
Blind and Buried Holes
peelable solder mask
Edge plating
Carbon Mask
Kapton tape
Countersink/counterbore hole
Half-cut/Castellated hole
Press fit hole
Via tented/covered with resin
Via plugged/filled with resin
Via in pad
Electrical Test

PCB Assembly Services Capability

FeaturePCB Assembly Capability
Quality GradeStandard IPC 3
Order Quantity1pc – 10,000,000+pcs
Build Time1 – 5 days, 1 – 2 weeks, or scheduled deliveries
PCB Spec RequirementsPCB whose width/length is less than 30mm should be panelized
Max board size: 500×450 mm
Board Type: Rigid PCBs, Flexible PCBs, Metal core PCBs
Surface finish: lead/lead-free HASL, ENIG, Silver, OSP
Assembly TypesSurface mount
Mixed technology (SMT & Thru-hole)
Single or double sided placement
Conformal coating
Shield cover assembly for EMI emission control
Solder TypeLead-free – RoHS
Parts ProcurementFull Turnkey
Partial Turnkey
Component typesSMT 01005 or larger
BGA 0.4mm pitch, POP (Package on Package)
WLCSP 0.35mm pitch
Hard metric connectors
Cable & wire
SMT Parts PresentationBulk
Cut tape
Partial reel
StencilsLaser-cut stainless steel
Other TechniquesFree DFM Review
Box Build Assembly
100% AOI test and X-ray test for BGA
IC programming
Components cost-down
Function test as custom
Protection technology

Don’t hesitate to contact us if you have any questions or just would like to get free quotation from us.