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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: LEAD
  • Model Number: Pcb Board
  • Base Material: Aluminum Alloy
  • Copper Thickness: 1/3oz-4oz
  • Board Thickness: 0.2-5.0mm
  • Min. Hole Size: 0.2mm
  • Min. Line Width: 0.1mm
  • Min. Line Spacing: 0.1mm
  • Surface Finishing: Leadfree HASL
  • Material: AL FR4 FPC CEM-1 CEM-3 COOPER
  • Layer: 1-16 Layers
  • Thickness: 0.2-5.0mm
  • Solder mask color: white black yellow green
  • Surface treatment: HASL OSP IMS IMT ENIG
  • max panel size: 960*960mm
  • LED: 5630/2835/3014/2014/5050/3030
  • LED Brand: Bridgelux/Epistar/cree/Samsung/LG/Sanan
  • Package: Vacuum Package
  • Other Service: pcb with led Assembly Service

Packaging & Delivery

Packaging Details Packaging Details: Inner packing :Vacuum Package
Outer packing: High-standard Carton
Delivery Detail: PCB:5-7 days

Wecome to Leadgroup


Company Information


LEAD INDUSTRY LIMITED is an expert at PCB&PCBA, high power led,COB LED, SMD LED, SMT service manufacture, based in Shenzhen, Guangdong, China.


LEAD INDUSTRY LIMITED was founded in 2003,has two factory located in Shenzhen and Huizhou. We mainly offer Circuit Board manufacturing and OEM PCB Assembly Service, also with LED, all our product with CE&ROHS,UL: E333645,  From our ISO9001 certified factory, we turn out up to 80000 square meter of PCBs monthly. 


LEAD INDUSTRY LIMITED has a strong factory strength, supplier for GE,ABB,TCL,IKEA ect, which building a about 540000mindustrial park in Jiangxi china.

Product Description

  1.Detailed Specification of PCB Manufacturing


PCB Manufacturing Capability


1LaminatesAluminum base ,Copper base, CEM-1 CEM-3   FR4(TG130,TG150,TG170),   FPC(Flexible print board)    Ceramic base
3Max size800x650mm
4Min. thickness1/2L: 0.40mm, 4L: 0.40mm, 6L:0.60mm,
 8L:0.80mm, 10L:1.20mm
5Finished copperInner: 12-175um, outer: 35-175um
6Min. line/spacingI/L;3/3mil (0.0762/0.0762mm)  O/L;
7Min. finished hole6mil (0.15mm)
8hole wall copper20-25um
9Min. S/M dam4mil (0.10mm)
10Max. aspect ratio0.417361111
11Tolerance of hole position+/-2mil
12Tolerance of outline normal:+/-5mil, special:+/-4mil
13tolerance of tracks normal:+/-20%,
 impedance control:+/-10%
14Tolerance of PTH normal: +/-3mil, /special:+/-2mil 
15Tolerance of NPTH+/-2mil
16impedance control+/-10%
17Twist and bow<=0.75%
18Surface finishHAL(Tin-lead/lead free), ENIG, OSP, 
Immersion silver, gold plating, gold fingers



Product show

AL led for tube/panel light, led strip, can be design.





 our certification

Packaging & Shipping



 Inner packing :Vacuum Package

 Outer packing:Standard Carton


Shipping Methods:

 1.By DHL, UPS, FedEx, TNT using clients account.

2.We suggest you using our DHL, UPS, FedEx, TNT forwarder.but you need to pay the shipping cost in advance.

3.By EMS (Usually for Russia Clients), but the price is high.

4.By sea for mass quantity according to customer's requirement.

5.By customer's Forwarder


Our Services
We are  leadgroup, shenzhen manufactuer for high power LED(Epistar, Bridgelux), COB LED,SMD LED(2835,5630,3014,3535 ect Samsung/Epistar/LG/CREE),PCB(AL PCB,FR4, FPC,CEM-1,CEM-3 ect.)&PCBA, SMT assembly, pcb&pcba engineering design since 2003, all our products with UL,CE&ROHS,ect.  Our client including GE,ABB,FSL,IEKA,Beghelli, ect. 
we can do pcb/ do SMT for you, also design for you, do LED/buy led,supply,lens for you.
Company Information

 Factory view



Single/Double/ Multilayer -side Process Flow Chart







More then 10 years PCB&LED factory





Q: What files do you use in PCB fabrication?

A: Gerber RS-274X, 274D, Eagle and AutoCAD's DXF, DWG.


Q:What format of BOM do you prefer?

A: We prefer to Excel with components part number, manufacturer, quantity, value information. Of course, other format is ok.


Q: How long will your quotation be sent after I sent Gerber, BOM and test procedure?

A:  For PCB, our quotation will be sent within 6 hours.  As for some special components, you could recommend suppliers to us.



Q: Can I have led samples to test?
A: Yes,we are pleased to supply module samples to test and check quality,mixed sample order is available. Please note buyer should pay for shipping cost.

Q:how about our after-sales service?
A:After you get our goods,if have any quality problems,pls directly contact with sales who are in charge of.
we will replace defective ones for you at once.

Q:If all PCB will be tested before delivery if we provide the function testing method?

A:Yes, we ensure that each piece of PCB will be tested before shipment, we ensure the goods we sent with good quality.

Q:If we don't have gerber or any file,can you do design for us?


A: Yes, we have design engineer team, tell us your request,we can do series product design for you.

More question, give me TEL +86 13265587064




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