Flex PCB Circuit Prototyping Layers Design Assembly Flexible PCB Board Electronics Manufacturer

Finest Group was established in April 2003, focusing on PCB board manufacturing, SMT processing, and components support services.FINEST PCB Assemble Ltd is a subsidiary of FINEST Group. It was established on April 2019, specializing in EMS Processing, SMT quick-turn prototype, and small batch production. Finest PCBA team with the ability to select materials, make samples and small batch production, and donging testing services. We always improve research and development efficiency, aiming at providing fast service to satisfy customers' different demands for PCB assembly.The SMT factory is located in Fuyong, Shenzhen, with a plant area of 2500m'and8 SMT production lines. Equipped with new imported Hanwha 471, 481, 482, automatic solder paste printers, ten-temperature zone reflow soldering, wave soldering, and other high-tech equipment. Besides, factories also have advanced. AOI, X-RAY, SPI, intelligent first article tester, BGA rework station, etc. Factories develop the newest technology and invest in the best equipment to improve our production ability and focus on R&D, prototyping, small batch SMT assembly, and other services.We have a series of resistors and capacitors and common inductances, magnetic beads. connectors, crystal oscillators, and diode triodes, and provide full BOM component supporting services for research and development.FINEST PCB factory is located in Humen, Dongguan. We are a high-tech enterprise, with first-class processing equipment, that focuses on single-side, double-sided, and multi-layer PCB manufacturing. One-stop PCB and PCB assembly, components, SMT & EMS services, with fast delivery time, good quality, and best communication support.Process Capability:PCB, Flexible PCB, FPC flexible board process capability parametersProduct Type: Single-layer board, double-layer board, layered board, hollow board, multi-layer board, rigid-flexible board, PCB circuit board, PCBA,PET transparent boardLayers:  1-16 Layers of Flexible Circuit Boards, 2-16 Layers of Rigid-Flexible Boards, 1-32 Layers of PCB boardsThickness: Flexible circuit board: 0.06-0.4mm, rigid-flexible board: 0.25-6.0mm, PCB: 0.4-3.5mmThickness Tolerance: ±0.03mmCopper foil thickness:12um, 18um, 35um, 70umMinimum line width and line spacing: 0.05mm/2milMinimum Drilling: CNC: 0.15mm, Laser: 0.1mmMin. PAD: 0.3MMSheet Material: PI (polyimide), PET, electrolytic copper, rolled copper, FR4, copper-clad laminateFiberboardInsulation Thickness: Flexible Circuit Board:12.5um,25um,50umSolder Mask: Flexible circuit board: yellow, white, black.PCB: photosensitive ink, white, black, blue, green, yellow, redReinforcement: FR4/PI/PET/SUS/PSASurface treatment: Immersion gold, immersion silver, electroplating gold, tin plating, OSP, HASL, carbon oilImpedance control:50Ω-120ΩImpedance Control Tolerance:±10%PCBMinimum Grooving Cutter:0.6mmTrace and Outline Spacing:≥0.25mm(10mil)Half-hole process: Minimum half-hole diameter 0.5mmPeel Strength:≥2.0N/CMFlame Retardant:94V-0Solder Bridge:≥4mil (green oil bridge 0.1mm, variegated oil: 0.12mm, black oil, white oil: 0.15mmWhy choose Finest PCB Assembly? 1. More than 19 years experience of in electronic manufacturing services for PCB making. 2. One-stop service | PCB Manufacturing | Components sourcing and PCB assembly one-stop PCBA service to help you easily achieve your electronic products. 3. More than 1000 customers working with us for telecom, IOT, RF, smart control, security, medical, industrial, automotive, 3G / 4G / 5G products. 4. Reasonable and stable price: have established a strong global electronics components supply chain that helps us getreasonable and stable price 5. Quality assurance: more than 15 years of experience in the engineering team and quality control team to ensureall products come out under control.6. Professional replace-solution: help customers source professional replace-solution to achieve faster, lower cost with high-quality components purchasing agent service.  PCBA Technical Capability   1. Assembly Type:: FR4, FPC, Rigid-flex PCB, Metal base PCB. 2. Assembly Specification: Min size L50*W50mm; Max size: L510*460mm 3. Assembly thickness: Min thickness: 0.2mm; Max thickness: 3.0mm 4. Components Specification   Components DIP: 01005Chip/0.35 Pitch BGA Minimum device accuracy: +/-0.04mm Minimum footprint distance: 0.3mm 5. File format: BOM list; PCB Gerber file: 6. Test   IQC: Incoming inspection IPQC: Production inspection; first ICR test Visual QC: Regularly quality inspection SPI test : Automatic solder paste optical inspection AOI: SMD component welding detection, components shortage & component polarity detection X-Ravd: BGA test; QFN and other precision devices hidden PAD device inspection Function test: Test function and performance according to the customer's test procedures and steps 7. Reworking: BGA rework equipment 8. Delivery Time   Normal delivery time: 24 hours( fastest 12 hours quick-turn) Small production: 72 hou