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Factory address
Factory address: Zhongduan South Road, Xinfeng Industrial Park, Ganzhou City, Jiangxi Province

Business office and transit warehouse address: 5th Floor, No.1 Buld, Dacheng jiancai Square, Guanchang Road, Dalingshan Town, Dongguan city, Guangdong Province, 523819
Phone number
+86 133 1296 7631

4L flexible PCB

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General Specification:

4L 0.1mm flex + 0.4mm FR4 stiffener,

1/1oz copper,

total thickness: 0.5mm;

Surface finish: Immersion Gold

Multilayer 4L Flexible PCB

PCB Manufacturing Capacity:
Base material:FR-4/CEM-1/CEM3/Ceramic/Rogers/Aluminum/Copper etc
PCBs: Rigid(0-14layers),Flexible(1-4layers),Rigid-flex(1-16layers,flex 8layers), MCPCB(aluminum and copper based 1-4layers)
Board thickness: 0.2mm–10mm
Copper thickness: 0.25 Oz -8 Oz
Max Panel Size: 1500 mm × 560 mm
Min. Hole Size: 0.05mm(2.5mil)
Min. Line Width/Spacing: 2.5mil
Surface Finishing: HASL/HAL, HASL Lead Free,ENIG,immersion silver,immersion tin,OSP,Plating Hard Gold, Gold fingeretc.
Solder Mask Color: White, Black, Yellow, Green, Red, etc.
Silkscreen Color: Black, White, Yellow, Red, Blue, etc.
Special Process: Buried hole, blind hole, Soldermask ink, Epoxy resin, Copper, Embedded Resistance, Embedded Capacity, Hybrid, Partial hybrid, Partial high density, Back drilling and impedance control.

SAYFU is a also FLEX PCB manufacturer located in Shenzhen since 2001. We can support different customer requirement, and cover all kinds of high- tech technologies: Rigid multi-layer PCBMultilayer Flexible PCBRigid-flex pcbHDI board,metal based board etc.

Payment term:TT 30-60 days payment term after shipment(No deposit )

Around 500 full time staff with a capacity of 60ksqm per month, 12,000 square meter of factory

SAYFU is a professional PCB supplier from 1 layer up to 24 layer including special HDI technology, special material like rogers, ISOLA, M4, M6. Key information for you about SAYFU:Total 20 years’ experience on multi-layer PCB industry and Rigid-flex pcb. With 20 years experience on PCB business. Very flexible on all kinds of order volumes with very aggressive cost. Support both FOB HK and DAP service A professional quality team to guarantee reliable quality.

Flex pcb Manufacturer Sayfu multilayer PCB Enterprise culture

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Certification of high quality PCB international quality systems

The certification of international quality systems including UL E511658, ISO9001, ISO14001, IATF16949:2016

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Part of Multilayer Flexible PCB factory test machines

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China top class flex pcb manufacturer International Sales Team

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