With 2B+ snap domes supplied globally, HONGMAO offers:
Vertical integration from raw material to finished product
25µm nickel underplating for enhanced durability
15 automated vision inspection stations
48-hour emergency replacement service
Production processes adhere to IPC-6013 Class 3 standards, supported by:
• Real-time MES production tracking
• 8% annual revenue reinvested in R&D
• Dedicated engineering consultancy 24/7
HONGMAO engineers bespoke snap dome arrays with:
Chemical-resistant PET/PC substrates
EMI shielding coatings
Multi-stage force gradients
All solutions undergo 500-cycle pre-testing and thermal shock validation.
HONGMAO's patented progressive die technology achieves 98% material utilization. Automated AOI systems maintain <0.1% defect rates while reducing production costs by 30%.
Military-grade snap domes feature:
• IP69K waterproof sealing
• -55°C to 150°C operational range
• 500VAC dielectric withstand
HONGMAO's snap domes deliver precise 160-260gf actuation forces through patented dome geometry. Our components ensure <5ms bounce time for medical equipment and POS terminals. With 15 material grades and 0.05mm tolerance control, we guarantee perfect PCB alignment.
We are a professional manufacturing and design company for membrane switches, metal domes, light guide sheets and die-cutting products, founded in 2009. We have over 14 years of experience in this industry and are based on technology.
It is our pride to have factories and R&D centers that we own hence; we always adhere to the development philosophy of people-oriented, technology, quality first, service first. Our quality control system adheres to ISO9001 and we utilize support equipment that meets international advanced standards.
Provided we keep improving quality, innovation always continuing as well as customer centric approach, our customers will be happy with us and their expectations met well beyond what they had thought
Guozi tablet ,also known as metal dome, are widely used in bank POS machines and cash machine buttons. With an operating force of at least 100gf and a quick rebound upon pressing, these buttons provide a precise and comfortable user experience. We has developed special function Guozi tablet buttons to enhance the accuracy of the button and the surface cover, resulting in an improved customer experience in terms of feel, value, and comfort.
Medical FPC membrane switch is an innovative control interface specially developed for the medical field. This membrane switch uses cutting-edge flexible printed circuit (FPC) technology to ensure unparalleled flexibility and adaptability.Its excellent durability and flexibility ensure reliable and precise control functions of medical equipment. In addition, the FPC structure is easy to clean and disinfect, meeting the stringent hygiene requirements of medical environments.
With their slim profile and tactile feedback, membrane switches offer a sleek and modern aesthetic to complement any vehicle interior. They can be easily integrated into complex electronic systems, providing drivers with intuitive and responsive control of key functions such as climate control, audio, and navigation. Overall, the use of membrane switches in automotive applications helps to enhance safety, convenience, and comfort for drivers and passengers alike.
MOQ starts at 10K pieces for standard designs, with volume discounts available.
Yes, all shipments include RoHS 3.0/REACH compliance certificates.
We reverse-engineer components with ±3% force tolerance matching.
Standard production takes 10-15 days; expedited 7-day service available.
Optional embedded diodes provide 8kV ESD protection (IEC 61000-4-2).
Available with 3M 467MP or 468MP adhesives, including thermal release liners.