China RoHS Factory Custom Electronic Prototype Fr4 94V0 Circuit Board PCB Manufacturing with Multilayer PCB Design PCBA Assembling Box Build Assembly Service

Product Description

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 above
OUR 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

Items	Capability
PCB Layers	1-28 layers
PCB material	FR4, FR5, Aluminium,High Tg FR4, Halogen Free, Isola, Rogers
PCB Finished Board Thickness	0.2mm ~ 7.0mm(8mil-276mil)
PCB Copper Thickness	1/3oz ~ 7oz
PCB Max gold plating thickness	50 microinch
PCB Min. Trace Width/Space	0.075/0.075mm(3/3mil)
PCB Min. Finish Holes Size	0.1mm(4mil) for laser holes; 0.2mm(8mil) for mechanical holes
PCB Max.Finshed Size	600mm X 900mm (23.6" X 35.43"
PCB Hole Tolerance	PTH:±0.076mm(+/-3mil), NTPH:±0.05mm(+/-2mil)
PCB Soldermask Color	Green, White, Black, Red, Yellow, Blue,ect
PCB Silkscreen Color	White, Black, Yellow, Blue
PCB Impedance Control	+/-10%
PCB Profiling Punching	Routing, V-CUT, Chamfer
PCB Special Holes	Blind/Buried holes, Countersunk holes
PCB Surface Finishing	HASL, Lead Free HASL, Immersion tin, Immersion gold, Gold plating, Immersion silver, OSP, Carbon, etc.
PCB Certificate	UL, ISO9001, RoHS, SG

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 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

Items	Capacity
SMT PCBA Min. IC Pitch	0.30mm(12mil)
SMT PCBA Foot Pin	SO, SOP, SOJ, TSOP, TSSOP, QFP, BGA and U-BGA
SMT PCBA Min. Chip Placement	0201
SMT PCBA Max. PCB Size	410mm X 600mm(16.2" X 23.6")
SMT PCBA Maximum BGA Size	74mm X 74mm(2.9" X 2.9")
SMT PCBA BGA Ball Pitch	1mm ~ 3mm(4mil ~ 12mil)
SMT PCBA BGA Ball Diameter	0.4mm ~ 1mm(16mil ~ 40mil)
SMT PCBA QFP Lead Pitch	0.38mm ~ 2.54mm(15mil ~ 100mil)
SMT PCBA Method	SMT, DIP, AI,MI assembly
SMT PCBA Certification	ISO9001, ISO13485, IATF16949

PCBA PRODUCING PROCESS
OUR FINAL DEVICE ASSEMBLY

We offer PCB & PCBA, Electronics box building, electronic contract manufacturing service, electronic products OEM & ODM Service Turnkey Electronics assembly service

PCB service	PCB circuit design, PCB Layout, PCB manufacturing, PCB copy
PCB components	PCB components advicing, PCB compoments sourcing
PCBA	OEM PCB prototype assembly, PCB with components,
Testing	PCBA AOI test, PCB Assembly BGA X-ray test, PCBA ICT test, PCBA FCT test
Conformal coating	Conforal coating via coatingmachine , and UV oven
Box Build	BOX build, box assembly
Turnkey service	wire 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 30000 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, sheetmetal , plastic injection to make up complete product for customers. Our factory has a number of lines of SMT,DIP, assembly and testing, well-equipped with brand-newly imported Juki and Samsung SMT machine, full-automatic solder paste printing machine, ten temperature zone reflow oven and wave-soldering oven. Our factory is also equipped with AOI, XRAY, SPI, ICT, full-automatic splitting machine, BGA rework station and conformal coating machine, with air conditioner and dust-free workshop and lead-free manufacturing process. We have passed ISO9001:2015 international quality management system, IATF16949:2016 automotive industry quality management system and ISO13485:2016 medical device quality management system.
Packing Information

Our Partners
We estalished good and long-term cooperation with our customers. PCBA customers wokred with us speak highly of us for our goods and fast service and high quality.
Our Employees
Grandtop is big family, we improve together, have fun together.
FAQ
Q1: What files do you use in PCB and assembly Quotation?
A1: Gerber, PCB. Auto CAD + Bill of Material
Q2: How do you make sure the quality?
A2: Our Product is all 100% tested including Flying Probe Test (for sample), E-test (mass) or AOI.
Q3: Can we visit your company?
A3: Of course! Welcome to visit our company, Grandtop is located in Hualun Tech Park, Shenzhen, Guandong province, China.
Q4: What is the lead time?
Q4: It takes 3-5 working days for sample, 7-10 working days for batch production based on files and quantity.
Q5: Will you keep our information and files secret?
A5: Sure! It is our basic principle to keep business secrets to protect our customers' rights and behalf.
Q6. How to work with you?
A6: -Email and send us the PCB layout file, BOM list
- We will provide reply confirmation within 12 hours and reply to the offer within 3-5 days.
- Waiting for your company to confirm the price, order and payment method. - We will start the production.
Sharon Duan
Shenzhen Grandtop Electronics Electronics Co., Ltd
Sourcing words: board and PCB assembly | board PCB assembly | circuit board PCB PCBA | circuit board PCBA | Circuit PCB board assembly | CIRCUIT PCBA | electronic board assembly | electronic manufacturing | electronic PCB assembly | Electronic PCB board assembly | electronic PCBA assembly

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