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  • circuit board
  • Power circuit board
  • Industrial control circuit board
  • Security circuit board
  • Medical circuit board

circuit board

Base material: FR4-S1000-2M

Plate thickness: 1.6mm

Number of layers: double-sided board

Process: lead-free tin spraying

Minimum drilling hole: 0.25mm

Minimum line width: 0.1mm

Minimum line spacing: 0.1mm

Features: Strict appearance requirements, line width and distance of 4mil

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Power circuit board

Substrate: FR4

Plate thickness: 1.6mm

Number of layers: double-sided board

Process: lead-free tin spraying

Minimum drilling hole: 0.3mm

Minimum line width: 0.16mm

Minimum line spacing: 0.16mm

Features: High current, high reliability, thick copper plate

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Industrial control circuit board

Base material: FR4-S1000-2M

Plate thickness: 1.6mm

Number of layers: four layer board

Process: Sinking Gold Plate

Minimum drilling hole: 0.25mm

Minimum line width: 0.16mm

Minimum line spacing: 0.16mm

Features: Gold finger, impedance board, gold finger requires beveled edges

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Security circuit board

Base material: FR4-S1000-2M

Plate thickness: 1.6mm

Number of layers: Six layers of board

Craft: Sinking Gold+Gold Fingers

Minimum drilling hole: 0.25mm

Minimum line width: 0.1mm

Minimum line spacing: 0.1mm

Features: Hole copper 25um, thick copper plate, internal and external 4oz, blind buried hole plate

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Medical circuit board

Substrate: FR4

Plate thickness: 1.6mm

Number of layers: double-sided board

Process: gold-plated plate

Minimum drilling hole: 0.25mm

Minimum line width: 0.1mm

Minimum line spacing: 0.1mm

Features: High level PCB, impedance board, and through hole plug holes are not allowed to turn red

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Three Reasons to Choose Us
Enjoy the best service at the lowest price, and ensure the fastest delivery time with the most comprehensive quality inspection
Advantage 1：
Factory scale: The factory covers an area of 15000 square meters and currently employs more than 200 people, with a professional and technical personnel ratio of 68%. The company's positioning is to manufacture and process double-sided boards, four-layer boards, and six-layer boards in large quantities.
High quality raw materials: board: Shengyi, Jiantao, Guoji, KB, Rogers, Taconic, Isola, Arlon, Nelco, Hitachi. Ink: Taiyo (Japan) Dry film: Asahi (Japan), Dupont (US); Potion: Rohm&Haas (US) Atotech (Germany) Umicore (Germany)
Leading equipment: Heavy investment has led to a complete set of high-end printed circuit board production equipment, including 10 drilling machines, 10 gongs, 2 CCD automatic exposure machines, 1 VCP horizontal electroplating line, 2 fully automatic copper sinking lines, 2 LDI exposure machines, 4 fully automatic silk screen printing lines, 1 OSP production line, 1 vacuum DES etching line, 2 pressure bonding automatic lines, etc
Advantage 2：
Complete craftsmanship: A few companies in the industry equipped with a complete set of surface treatment equipment can fully meet the needs of sinking gold, silver, tin, OSP, tin spraying, gold plating, thick gold plating, tin plating, silver plating, and other related needs
Excellent quality: The entire process is tested layer by layer through 36 processes to ensure that the PCB products produced pass the safety certification of UL, ISO9001, TS16949, CQC and other products in the United States. The qualified rate of double-sided board products is>99%, and the yield rate of multi-layer board products is 97.5%.
Process capability: Hemeilin's leading process capability: maximum number of layers 18L, maximum plate thickness 3.0mm, maximum thickness to diameter ratio 8:1, maximum copper thickness 3oz, maximum working plate size 520mm x 1500mm, thinnest four layer plate 0.4mm, minimum hole/solder pad 0.1/0.20mm, minimum line width/line spacing 0.075/0.075mm.
Advantage 3：
Stable delivery time: The entire ERP order management production system monitors various production processes in real time, has clear control throughout the entire line, and conducts dedicated instrument testing on PCB boards throughout the entire process. Additionally, it has multiple production lines to effectively ensure timely and timely delivery.
Reasonable price: We have established an independent factory building entirely belonging to our company on the self purchased land, with an independent environmental protection treatment system. All processes from material opening to testing are completed within the factory, eliminating the intermediate outsourcing process and maximizing cost reduction for customers. New and new users can consult online for immediate delivery
Attentive service: Quick quotation within 30 minutes, quick response to customer needs within 1 hour, 24-hour online customer service, more timely and proactive customer follow-up and service to handle emergencies, allowing you to enjoy more considerate after-sales service.
Quality of ingenuity · Strict detection
Fully automatic production equipment+complete testing equipment+UL, CQC, IAFF 16949 quality system standards
Automatic production equipment+Improve testing equipment+UL, CQC, IAFF 16949 quality system standards
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