Customized PCB Assembly and PCB Manufacturer Service
Who we are?
Grandtop Group was established in 2005, specializing in high-quality PCBA OEM & ODM, electronic product turnkey service, and POS terminal manufacturing. Our headquarter and factory is located in Baoan District Shenzhen City, with 150+ employees and over 6000 m2 shop floor. Globally, we have offices and warehouses in Hongkong, London, Hungary, and USA.
We have more than 10 years of experience in PCBA contract manufacturing, professionally providing SMT, DIP, MI, AI, PCB assembling, conformal coating, final product assembling, testing, material procurement, and one-stop services such as wire harness, sheet metal, plastic injection to make up complete product for customers. Our factory has a number of lines of SMT, assembly, and testing, well-equipped with brand-newly imported Juki and Samsung SMT machines, a full-automatic solder paste printing machine, a ten-temperature zone reflow oven, and a wave-soldering oven. Our factory is also equipped with AOI, XRAY, SPI, ICT, a full-automatic splitting machine, a BGA rework station, a conformal coating machine, an air conditioner and dust-free workshop, and a 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.
Our PCBA and products are widely used in industrial control, medical devices, food equipment, laser module, communication device, PLC module, transducer modules, traffic control, automobile, smart home system, and smart POS. We cooperate with worldwide clients and have long-term cooperated customers in the USA, Canada, UK, Germany, Switzerland, Australia, etc. which can be your reference.
What we can do?
PCB capability and services: |
1. Single-sided, double side & multi-layer PCB. FPC. Flex Rigid PCB with competitive price, good quality, and excellent service. |
2. CEM-1, CEM-3 FR-4, FR-4 High TG, Aluminum base material, Polyimide, etc. |
3. HAL, HAL lead-free, Immersion Gold/ Silver/Tin, OSP surface treatment. |
4. Quantities range from sample to mass order |
5. 100% E-Test |
SMT(Surface Mounting Technology), DIP. |
1. Material Sourcing Service |
2. SMT assembly and Through hole components insertion |
3.100% AOI testing |
4. IC pre-programming / Burning on-line |
5. ICT testing |
6. Function testing as requested |
7. Complete Unit assembly (which includes plastics, metal box, Coil, cable inside, etc) |
8. Conformal coating |
9. OEM/ODM also welcomed |
Production Capacity |
PCB Max. size |
DIP capacity |
Min component size |
0201 |
Min. pin space of IC |
0.3mm |
Min. space of BGA |
0.3mm |
Max. precision of IC assembly |
±0.03mm |
SMT capacity |
≥2 million points/day |
DIP capacity |
≥100k parts/day |
EMS Capacity |
electronic product final assembly |
100k/month |
Why Choose Us?
Superior Quality
ISO9001 certified company, We have a very robust quality system and professional quality team;
Reliable Supply Chain, We have established long-term strategic cooperation with the top electronic components manufacturers all over the world, such as Xilinx, TI, Avnet, Future and etc;
With high manufacturing capability, our PCB can reach a max layer of 64, the minimum placement component size can meet 0201 and the minimum placement spacing of BGA can meet 0.3mm;
We have complete inspection and testing for PCBA, including SPI, AOI, ICT, FCT, X-RAY, ROHS, and aging.
Fast Turnaround
We offer fast and open BOM quotations to customers; have 10 years of cooperation experience with European and North American clients, and quickly and professionally respond to customer requirements.
Turnkey Service
We professionally offer the service of PCB Assembly (SMT, DIP, MI, AI), component procurement, product final assembly, testing, PCBA conformal coating, electronic product design, and peripheral products support, etc;
Our factory is located in Shenzhen, and we have warehouses in Hongkong, Europe, and North America. We can prepare boards at the warehouse close to the customer and afford Kanban service according to customer requirements.
IP Protection
Strong belief in IP protection with proven records
Certification
Equipment
Workshop
Company Culture
Value Customers
FAQ
Q: What service do you have?
A: We provide PCBA turnkey solution including PCB fabrication, SMT, wire harness assembly & sheet metal fabrication,final assembly, testing,box build and other value-added service.
Q: What is your minimum order quantity (MOQ)?
A:As for MOQ, we have no request about it. Even 1 pcs is ok for us.
Q: What is needed for PCB & PCBA quotation?
A: For PCB: Quantity, Gerber file and technic requirements (material,size, surface finish treatment, copper thickness,board
thickness).
For PCBA: PCB information, BOM,Testing documents.
Q: How to keep our product information and design file secret ?
A: We are willing to sign a NDA effect by customers side local law and promising tokeep customers data in high confidential level.
Q: What are the main products of your PCB/PCBA services?
A: Automotive, Medical, Industry Control,IOT,Smart Home,and so on
Q: Are you factory?
A: Our factory is located in 2/F, Building 15, Hualun Technology Park , No161 Fenghuang Xingye Road One,
Fuyong town, Bao'an District, Shenzhen, China
We sincerely hope to establish longtime and friendly business relationship with you. If you have interest in our product, please don't hesitate to contact us !