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About us
Shenzhen KingshengPCBA Tech Co.,Ltd (HK C-Alley Co.,Ltd), an professional PCBA manufactuer and electronics manufacturing service (EMS) provider for 12years.SMT factory has ISO9001, ISO14001, TS16949 certification, advanced production equipment and rich experience in the production of PCBA. more

Production Capability
Kingsheng PCB Fabrication Capability & PCB Assembly (SMT) Capability

1.PCB Fabrication Capability

Item Printed Circuit Board
Products Type High Frequency & Radio Frequency Board, Impedance Controlled Board, HDI Board, BGA & Fine Pitch Board
Base Material  FR4, High TG, Rogers, Taconic and Aluminum
Layers 1-30L
Max Board Size 1200*900mm
Board Thickness 0.2*7mm
Copper Thickness 0.5-6oz
Holes Tolerance Min Hole Size (Mechanical) -0.15mm / Min Hole Size (Laser) -0.10mm
Impedance Tolerance +/-5%-+/-10%
Solder Mask Nanya & Taiyo, LPI & Matt Red, Green, Yellow, White, Blue, Black
Surface Finish HASL, Lead Free HASL, Flash Gold, ENIG(Immersion Gold), OSP, Immersion Tin, Immersion Sliver, Hard Gold

2.PCB Assembly Capability

Feature PCB Assembly Capability
Quality Grade Standard IPC-3
Order Quantity 1-100,000+pcs
Components Type SMT 01005, 0201, 0402 and larger
BGA 0.4mm Pitch
WLCSP 0.35mm Pitch
Cable & Wire & Other Connectors
SMD Presentation Bulk, Cut Tape, Partial Reel, Reel, Tube, Tray
Solder Type Lead free-RoHs
Assembly Method Surface Mount
Mixed Technology (SMT & Thru-hole)
Single or Double Sided Placement
Conformal Coating
Components Supply Full Turnkey
Partial Turnkey
Stencil Laser-cut Stainless Steel
Related Techniques Box-build Assembly
100% AOI Test & X-Ray test for BGA
IC Programming
Components Cost-down
Function Test as Customized
Protection Requirement
Required Documents BOM & Gerber Files