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PCB PCBA One-Stop Service Electronics Manufacturers High Quality Supplier PCB PCBA
US$1.00-3.00
1,000 Pieces
Product profile
Customization
AvailableType
Combining Rigid Circuit BoardDielectric
FR-4Model NO.
NAMaterial
Fiberglass EpoxyApplication
Consumer ElectronicsFlame Retardant Properties
V0Mechanical Rigid
RigidProcessing Technology
Electrolytic FoilBase Material
AluminumInsulation Materials
Organic ResinBrand
DunyaIntelligent Domain Control
PCBIntelligent Networking
PCBIntelligent Sense
PCBChassis Power
PCBTransport Package
VacuumSpecification
NATrademark
NAOrigin
Chongqing, ChinaHS Code
8534001000Production Capacity
1000000Key features
Comprehensive Certification: PCB assembly with UL, CE, FCC, and RoHS approval for global compliance.
Advanced SMT Technology: Professional surface-mounting and through-hole soldering with nitrogen gas reflow.
High Precision Components: Supports passive components down to 0201 size and fine pitch BGA up to 0.8mils.
Flexible MOQ Policy: No minimum order quantity required; supports prototypes from 1 board to mass production.
Rapid Turnaround: Turn time ranges from same-day service to 15 days depending on project complexity.
Multi-Stage Testing: Includes Flying Probe, X-ray, AOI, ICT, and functional testing for quality assurance.
Versatile Assembly Types: Offers SMT, Thru-hole, Turn-key, partial turn-key, or consignment services.
Wide Size Range: Handles bare board sizes from smallest 0.25x0.25 inches to largest 20x20 inches.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2004-11-07 CertifiedNearest Port: Chongqing PortAverage Response Time: ≤9.57h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW
AI-Powered supplier vetting
SummaryChongqing Dunya Industrial Co., Ltd. is identified as a China-based trading company established in 2021, while company descriptions claim manufacturing operations dating to 2005 and exporting since 2004. The supplier focuses on tricycles and three-wheeler motorcycles, reports three production lines, annual output of 60,000 sets, export sales of 71%–90%, and one-month peak and off-peak lead times. It claims an R&D team, inspection and assembly lines, ISO9001:2008 accreditation, CCC compliance, and after-sales service, but several records contain material inconsistencies: the registered profile lists three employees and a 37 m² plant, whereas the descriptions state 150 staff and 13,320 m². Evidence supports production, export, and claimed quality-system capabilities, but customer cases, verified after-sales performance, and financial credibility are insufficiently documented.
CertificationsThe supplier states that it has been accredited to ISO9001:2008 and that product quality meets CCC national compulsory certification requirements. The management-system certification field separately records only “Others,” so the certification evidence is based on supplier claims rather than clearly documented certificate details.
R&D capabilityThe supplier claims a professional R&D team, advanced inspection and production assembly lines, and capability to provide tricycles in different sizes and configurations. Its trade records also show involvement with lithium-battery chargers and a computerized lithium-ion battery assembly plant, while the supplier profile reports only one year of R&D-engineer experience, limiting verification of depth.
Production capacityReported production capability includes three production lines, annual tricycle productivity and output of 60,000 sets, and a one-month lead time in both peak and off-peak periods. Nevertheless, the registered profile lists a 37 m² plant and three employees, conflicting with the description of 13,320 m² and 150 staff, so the stated scale requires verification.
Customization capabilityThe supplier states that it can provide different tricycle sizes with various options, directly indicating product configuration flexibility. The records do not specify engineering procedures, minimum order quantities, tooling, prototypes, or examples of completed customized orders.
Product Q&A
Q:What services are provided?
A:
We provide a turnkey solution including R&D, PCB fabrication, SMT, testing, and other value-added services.
Q:What industries do your PCB/PCBA services target?
A:
Our services mainly target Medical, Automotive, Energy, Metering/Measurements, and Consumer Electronics industries.
Q:What files are required for a PCB quotation?
A:
For PCB quotes, please provide Gerber data/files, technical requirements, and any special requirements.
Q:What files are required for a PCBA quotation?
A:
For PCBA quotes, please provide Gerber data/files, BOM (bill of materials), and test instructions if function testing is needed.
Q:How long does it take to get a PCB quote?
A:
Normally 12 to 48 hours after receiving internal engineer evaluation confirmation.
Send Inquiry
*To:
Chongqing Dunya Industrial Co., Ltd.
Chongqing Dunya Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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