China factories

Chat Now Send Email
China factory - Shenzhen San Deli Precision Technology Co., Ltd.

Shenzhen San Deli Precision Technology Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier
  1. Home
  2. Products
  3. About Us
  4. Contact Us

Leave a Message

we will call you back quickly!

Submit Requirement

About Us

Products

Shenzhen San Deli Precision Technology Co., Ltd.

About Shenzhen San Deli Precision Technology Co., Ltd.

Founded in 2010, Shenzhen San Deli Precision Technology Co., Ltd. is a professional manufacturer specializing in E-PTFE, PU waterproof, oil-resistant, breathable, and acoustic membrane materials. Located in Songgang, Shenzhen, our 3,000㎡ factory employs over 80 skilled technicians and integrates R&D, production, and quality control to deliver high-performance solutions for global clients.

Core Advantages

  • Material Expertise: Specialized in E-PTFE & PU membranes for waterproof, breathable, and acoustic applications.
  • Customization Capability: Offer OEM/ODM services from raw film to finished components (e.g., waterproof mesh, adhesive tape, pressure-balance membranes).
  • Quality Assurance: Strict QC process ensuring consistent performance in harsh environments.
  • Acoustic Focus: Dedicated to providing acoustic waterproof solutions for electronics, automotive, and consumer devices.

Main Products

We manufacture:

  • Waterproof & Breathable Membranes (E-PTFE / PU)
  • Waterproof & Acoustic Membranes (for speakers, microphones, cameras)
  • Pressure-Balance Venting Membranes (for enclosures, batteries)
  • Waterproof Double-Sided Tape, Waterproof Mesh, Dustproof Mesh
  • Custom Finished Components (cut, laminated, die-cut)

Applications

Our products are widely used in:

  • Consumer Electronics (smartphones, wearables, drones)
  • Automotive Electronics (sensors, ECUs, headlights)
  • Medical Devices (sterile equipment, diagnostic tools)
  • Industrial Equipment (outdoor enclosures, lighting)

Our Commitment

Waterproof Technology Serves Life” — We are committed to delivering reliable, high-performance membrane solutions that protect your devices while enabling optimal acoustic performance. San Deli looks forward to becoming your trusted partner in precision material manufacturing.

  • China Factory - Shenzhen San Deli Precision Technology Co., Ltd.
  • China Factory - Shenzhen San Deli Precision Technology Co., Ltd.
  • China Factory - Shenzhen San Deli Precision Technology Co., Ltd.
  • China Factory - Shenzhen San Deli Precision Technology Co., Ltd.
  • China Factory - Shenzhen San Deli Precision Technology Co., Ltd.

Basic Information

Company Name: Shenzhen San Deli Precision Technology Co., Ltd.
Business Type: Manufacturer
Brands: San Deli Precision
Employee Number: >50-100​
Year Established: 2018
Total Sales Annual: >500,000 - 1,000,000
Company Location: Building 3, 2F, Room 201C, Songyuanlou Industrial Park, Songgang Bitou Third Industrial Zone, Bao'an District, Shenzhen, Guangdong, China
Factory Location: Same as office address

Trade & Market

Company slogan: Waterproof Technology Serves Life — Professional E-PTFE PU Membrane Manufacturer for Acoustic & Environmental Protection 防水科技服务生活 —— 专注声学与环境防护的E-PTFE PU膜材料专家
OEM Overview:
Comprehensive OEM & ODM Services

San Deli offers full-cycle OEM/ODM solutions, from material selection and formula development to finished product manufacturing. We support custom specifications based on your technical drawings or samples.

Our Service Process
  1. Consultation: Understand your application and performance requirements.
  2. Sample Development: Provide prototype samples within 7-10 days.
  3. Mass Production: Stable large-scale production with strict adherence to approved samples.
  4. Quality Assurance: Full inspection reports provided before shipment.
Customization Options
  • Custom thickness, width, and color of membranes.
  • Special surface treatments (Anti-static, UV resistance).
  • Custom adhesive backing and die-cut shapes.
Production Line:

Advanced Production Facilities

We operate a modern manufacturing facility covering over 3,000 square meters in Shenzhen. Our production lines are equipped with advanced coating, laminating, and die-cutting machines to ensure high efficiency and precision.

Core Production Capacity

  • E-PTFE & PU Membrane Coating: Annual capacity exceeds 5 million square meters.
  • Precision Die-Cutting: Capable of processing various shapes and sizes as per customer drawings.
  • Quality Control Points: 100% inspection at key stages including raw material incoming, coating process, and final packaging.

Production Environment

We maintain a clean and dust-free workshop environment to guarantee the performance of our waterproof and breathable membranes.

R&D:
Strong R&D Capabilities

With a dedicated team of senior chemical engineers and material scientists, we continuously innovate to meet the evolving needs of the electronics and automotive industries.

R&D Focus Areas
  • Improvement of waterproof, breathable, and acoustic performance balance.
  • Development of environmentally friendly (RoHS/REACH compliant) materials.
  • Application research for new industries (e.g., Medical, IoT sensors).
Quality & Certifications

We strictly follow the ISO9001:2015 quality management system. All our products are tested by professional equipment to ensure IP67/IP68 protection levels and optimal acoustic transmission.

Future Vision

We aim to become a global leader in precision membrane solutions, constantly pushing the boundaries of material science to serve life better.

Factory Information

Market name: Worldwide
Contact Person: Mr Xue

Explore more categories

  1. China Waterproof Breathable Membrane

    Waterproof Breathable Membrane

    4 products available

  2. China Waterproof Acoustic Membrane

    Waterproof Acoustic Membrane

    7 products available

  3. China Pressure Equalization Breathable Membrane

    Pressure Equalization Breathable Membrane

    4 products available

  4. View All Categories

Get in touch with us

  • Reach Us
  • Shenzhen San Deli Precision Technology Co., Ltd.
  • Building 3, 2F, Room 201C, Songyuanlou Industrial Park, Songgang Bitou Third Industrial Zone, Bao'an District, Shenzhen, Guangdong, China
  • https://www.e-ptfemembrane.com/

Leave a Message, we will call you back quickly!

Email

Check your email

Phone Number

Check your phone number

Requirement Details

Your message must be between 20-3,000 characters!

Submit Requirement