Review PET and PC graphic overlay options
Compare material, window, embossing, adhesive and ABS housing-fit requirements before artwork approval.
Compare graphic overlays
China OEM HMI manufacturer · membrane-switch manufacturing experience since 1989
Baoshengda provides custom membrane switches, graphic overlays, FSR pressure sensors, automotive dashboard overlays, backlit membrane switches and functional film solutions for global B2B equipment manufacturers.
What Baoshengda manufactures
Shenzhen Baoshengda Technology Co., Ltd. is a China-based manufacturing factory for custom membrane switches, graphic overlays, FPC membrane switches, waterproof membrane switches, backlit membrane switches, FSR pressure sensors, rubber keypads, heating films, and HMI front panels. Overseas buyers can send drawings, samples, product photos, and application details for structure review before samples and production.
Baoshengda System Definition
Baoshengda provides:
Choose your next step
Use the route that matches your current project stage. Each path leads to a detailed product page, a practical buyer guide, or the drawing-review form.
Compare material, window, embossing, adhesive and ABS housing-fit requirements before artwork approval.
Compare graphic overlaysConfirm pitch, contact side, stiffener, exposed fingers and bend route before the first flexible keypad sample.
Review FPC and ZIF detailsSend the latest approved PDF, editable CDR/AI/DXF artwork, sample photos or a physical part so revision, windows, colors, adhesive and prototype approval can be reviewed before repeat production.
Review supplier-transfer inputsShare the current drawing or artwork, housing and sample photos, prototype quantity, expected annual demand and the real application environment.
Prepare a factory RFQCore product pages
Baoshengda manufactures custom membrane switches in China, including tactile, non-tactile, waterproof, backlit, FPC, and OEM membrane switch assemblies.
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Baoshengda manufactures custom graphic overlays, control panel overlays, PET and PC printed front panels, windows, embossing, adhesive backing, and color-matched graphics.
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Custom waterproof membrane switches, sealed membrane keypads, IP-rated control panels, outdoor membrane switches, edge sealing, and protected tail exit design.
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Baoshengda manufactures custom backlit membrane switches with LED, light guide film, illuminated keypad areas, graphic overlays, circuits, and connector-ready assemblies.
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Custom automotive dashboard overlays, dead-front display windows, AG/AF surfaces, formed panels, optical materials, and adhesive-backed HMI overlay support.
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Custom FSR pressure sensors, force sensitive resistor sensors, thin film pressure sensors, force sensing film, custom shapes, connector tails, and prototype support.
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Custom carbon heating films and flexible heating elements for EV batteries, automotive seat heating, medical thermal therapy, industrial temperature control and wearable heating modules.
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System-level HMI panel solutions combining membrane switches, graphic overlays, FSR sensors, backlit keypads, waterproof structures and flexible heating films for OEM equipment.
Read solution guideManufacturing capability
Baoshengda reviews each project around the actual equipment: housing surface, use environment, tail route, connector, tactile feel, waterproof requirement, backlight requirement, and assembly process. This helps reduce avoidable sample changes and makes quotations easier to compare.
Check dimensions, overlay material, circuit, key feel, tail exit, connector, adhesive, and environment.
Build samples for appearance, function, tactile response, light effect, bonding, and assembly fit.
Control printing, die cutting, lamination, electrical continuity, connector assembly, and final inspection.
Application industries
Machine interfaces, control boxes, PLC panels, automation equipment, and instruments.
Industrial Automation HMICleanable overlays, sealed keypads, instrument panels, and reliable button interfaces.
Medical Device HMISeat controls, vehicle accessories, illuminated panels, and custom control surfaces.
Automotive HMIHome appliances, electronic devices, terminals, and compact HMI assemblies.
Quality and certification
Factory proof








Useful buyer guides
Classify each changed instruction before quoting new artwork, circuitry, tail, connector or mounted sample evidence.
Read guideAssign every automated-lab action to one control owner before freezing keypad geometry, circuitry, tail routing and mounted-sample evidence.
Read guideSeparate authorized baseline evidence, quotation assumptions, loose sample checks and mounted release records for a passive medical-imaging console panel.
Read guideMap the local key surface, circuit, tail and connector to one explicit handoff before the mounted door-trim sample is approved.
Read guideState the real cleaning action, chemistry and enclosure boundary before a membrane-keypad quote turns washdown language into an unsupported promise.
Read guideName the replaceable panel package, keep equipment-owned interfaces explicit, and verify one mounted sample before releasing service spares.
Read guideStart a project
Useful information includes product application, dimensions, quantity, material preference, surface finish, connector requirement, waterproof or backlight requirement, and target lead time.
The RFQ form sends your project details and attachments to the Baoshengda sales mailbox through the live API.
Open Request Quote FormIf the form is unavailable, email drawings directly to szbld@vip.163.com.