Welcome to Grandtop! A B-Ultrasound Scanner
Equipment PCB fabrication and Assembly Factory Our factory is
certified with : ISO 9001, ISO 13485
, IATF16949 Can you always get immediate help from
you PCB supplier?Do you get your PCBA late than you expect?Do you
always have faulty PCBA that can not get a good after-sale
service?Do you have a matched supplier for your low voluem
PCBA?We can help on all aboveOUR PCB We offer
High-density multilayer PCBs , Immersion gold PCBs ,Multilayer
PCBs,Double sided PCBs, Rigid-Flex Board and so
on Our
PCB manufacturing Capability ItemsCapabilityPCB Layers1-28
layersPCB materialFR4, FR5, Aluminium,High Tg FR4, Halogen Free,
Isola, RogersPCB Finished Board Thickness0.2mm
~ 7.0mm(8mil-276mil)PCB Copper Thickness1/3oz ~ 7ozPCB
Max gold plating thickness50 microinchPCB Min. Trace
Width/Space0.075/0.075mm(3/3mil)PCB Min. Finish Holes
Size0.1mm(4mil) for laser holes; 0.2mm(8mil) for mechanical
holesPCB Max.Finshed Size600mm X 900mm (23.6" X 35.43"PCB
Hole TolerancePTH:±0.076mm(+/-3mil), NTPH:±0.05mm(+/-2mil)PCB
Soldermask ColorGreen, White, Black, Red, Yellow, Blue,ectPCB
Silkscreen ColorWhite, Black, Yellow, BluePCB Impedance
Control+/-10%PCB Profiling PunchingRouting, V-CUT, ChamferPCB
Special HolesBlind/Buried holes, Countersunk holesPCB Surface
FinishingHASL, Lead Free HASL, Immersion tin, Immersion gold, Gold
plating, Immersion silver, OSP, Carbon, etc.PCB CertificateUL,
ISO9001, RoHS, SGOur Custom PCB Manufacturing PCB Prototype
fabricate are widely used in Medical
PCB Industrial PCB
New Energy PCB Auto
PCB Electronics Smart home application PCB
POS & financial PCB 1) We do PCB from double
side up to 28-layer Multilayer PCB, HDI jobs. 2) If you have
repeat orders from other suppliers, and you want to transfer to
Intech, we can accept FREE OF TOOLING. 3) Except
excellent quality and professional service, we also pay every
detail for our customers, for example package to use Desiccant
packs & moisture indicator in vacuum-sealed pack to
protect PCB. 4) Material: We have FR4 TG135/TG158/TG180
normal material in stock, also have FR1/ FR2/ FR3/ CEM1/ CEM3/
ROGERS/ ARLON/ ISOLA. 5) Rigid / flex/ flex-rigid PCBs
with UL approved. 6) Flexible,quickly feedback for customers
always. 7) Quickly offer will be less then 4 hours, Some
top urgent inquiry we can offer within 1hour. PCB producing process
OUR PCBA We offer High-density multilayer PCBA,
Immersion gold PCBA,Multilayer PCBA,Double sided
PCBA, Rigid-Flex Board assembly and so
on Our
Custom PCBA and PCB assembly Medical
PCB-a Industrial PCBA
New Energy PCBA
Auto PCBA
Electronics Smart home application PCBA
POS & financial PCBA PCB
assembling capability ItemsCapacitySMT PCBA Min. IC
Pitch0.30mm(12mil)SMT PCBA Foot Pin SO, SOP, SOJ, TSOP,
TSSOP, QFP, BGA and U-BGASMT PCBA Min. Chip Placement0201SMT PCBA
Max. PCB Size410mm X 600mm(16.2" X 23.6")SMT PCBA Maximum
BGA Size74mm X 74mm(2.9" X 2.9")SMT PCBA BGA Ball
Pitch1mm ~ 3mm(4mil ~ 12mil)SMT PCBA BGA Ball
Diameter0.4mm ~ 1mm(16mil ~ 40mil)SMT PCBA QFP Lead
Pitch0.38mm ~ 2.54mm(15mil ~ 100mil)SMT PCBA MethodSMT,
DIP, AI,MI assemblySMT PCBA CertificationISO9001, ISO13485,
IATF16949 PCBA PRODUCING PROCESSOUR
FINAL DEVICE ASSEMBLY
We
offer PCB & PCBA, Electronics box building, electronic
contract manufacturing service, electronic products OEM
& ODM Service Turnkey Electronics assembly servicePCB
servicePCB circuit design, PCB Layout, PCB manufacturing, PCB
copyPCB componentsPCB components advicing, PCB compoments
sourcingPCBAOEM PCB prototype assembly, PCB with
components,TestingPCBA AOI test, PCB Assembly BGA X-ray test, PCBA
ICT test, PCBA FCT testConformal coatingConforal coating via
coatingmachine , and UV ovenBox BuildBOX build, box
assemblyTurnkey servicewire harness, sheet metal, plastic
Why Choose Grandtop?1. One-stop EMS
/Turnkey EMS (electronics manfacturing service) including PCB
manufacturing, compoments sourcing, PCB assembly, PCBA conformal
coating, box build, PCBA function testing. 2. Hight Quality.
Grandtop is ISO9001, ISO13485, ISO16949 certified company, we are
long-term cooperated to global top rank electronics original
manufacturer or agent. 3. Fast turnaround. Over years experiance
with global customer make us flexiable and better service to
customers 4.IP Protection 5. No MOQ for Printed circuit board
and SMT DIP PCB assembling. 6.Professional PCB Board engineer for
one-to-one service. 7.100% PCBA AOI tested guarantee before
shipping 8. Factory production Capability of 3 0000 sqm/month
9. Excellent Customer Service to Meet Your Special Needs. 10.
Shipment on time. Our Testing Procedures For PCB PCBA
assembling: We perform multiple quality assuring procedures
before shipping out any PCB board. These include: * Visual
Inspection * Flying probe, fixture tool * SPI testing for solder
paste * First pieace checking for each batch
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