Welcome to Grandtop! Custom PCBA PCB Board Layout Design
Services Electrical CircuitsOur factory is certified with : ISO
9001, ISO 13485 , IATF16949Grandtop PCBA is a
professional Electronics circuit design service provider
specialized in one-stop service for pcb design,pcb manufacturing,
PCB assembly, components sourcing, contract manufacture,function
testing, as well as electronic products final assembly.OUR
PCB We offer High-density multilayer PCBs ,
Immersion gold PCBs ,Multilayer PCBs,Double sided PCBs,
Rigid-Flex Board and so on
Our 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 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, SG1) 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 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 * AOI (Automated
Optical Inspection) * X-ray * ICT Testing * UV light testing for
conformal coating * Function Testing Our Certification
Company Information Grandtop Group is spe 17 years'
experience in Electronics PCB Assembly contract manufacturing,
professionally providing SMT, DIP, MI, AI, Eelectronic PCB
assembling, conformal coating, final product assembling, testing,
material procurement ,and one stop services such as wire harness,
sheet
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