Shenzhen Rishenglong Co., Ltd.
| Packaging Details | Box |
| Delivery Time | 7-15days |
| Supply Ability | 10000pcs/Days |
| Material | Aluminum Zinc, Brass, Stainless Steel, Iron |
| Surface Finishes | Electroplating, Oxidation, Sandblasting |
| Dimensional Tolerance | ±0.01 mm |
| Certifications | ISO 9001 |
| Brand | hrd |
| Lead Time | 1–100 pcs: 9 days |
| Brand Name | HUARONGDA |
| Model Number | HRD-DCM-5 |
| Place of Origin | China |
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Product Specification
| Packaging Details | Box | Delivery Time | 7-15days |
| Supply Ability | 10000pcs/Days | Material | Aluminum Zinc, Brass, Stainless Steel, Iron |
| Surface Finishes | Electroplating, Oxidation, Sandblasting | Dimensional Tolerance | ±0.01 mm |
| Certifications | ISO 9001 | Brand | hrd |
| Lead Time | 1–100 pcs: 9 days | Brand Name | HUARONGDA |
| Model Number | HRD-DCM-5 | Place of Origin | China |
| High Light | Aluminum Die Casting Molds ，OEM aluminium die casting mold ，OEM Die Casting Molds | ||
Origin: Guangdong, China
Brand: HRD
Model: HRD0014 Earphone Case
Materials:
Standard: Aluminum
Options: Zinc, Brass, Stainless Steel, Iron
Surface Finishes: Electroplating, Oxidation, Sandblasting
Dimensional Tolerance: ±0.01 mm
Certifications: ISO 9001
Quality Control: 100% inspected (dimensional checks, material tests)
Drawing Formats Accepted: 2D (PDF/CAD), 3D (IGES/STEP)
MOQ: 1 piece
Package Size: 10 × 5 × 2 cm; Gross weight 2 kg
Lead Time:
1–100 pcs: 9 days
100 pcs: negotiable
Customization (≥100 pcs): Logo, packaging design, artwork
Tiered Unit Pricing:
1–99 pcs: US $1.00/pc
100–9,999 pcs: US $0.80/pc
10,000–99,999 pcs: US $0.51/pc
≥100,000 pcs: US $0.18/pc
Sample Price: US $50 (first sample)
Factory-Direct Savings & Scalability
Competitive tier pricing and volume discounts, from single-piece prototyping to mass production.
Ultra-Fine Precision
Tight ±0.01 mm tolerances ensure seamless assembly with internal electronics.
Material & Finish Flexibility
Multiple alloys and surface treatments to match aesthetic, wear-resistance, or conductive requirements.
Rapid Turnaround
Fast prototyping and tooling processes reduce time-to-market for new audio products.
Robust Quality Management
ISO 9001 systems and 100% in-process inspection protect against defects.
Ultra-Lightweight Alloys & Composites
Ongoing R&D into magnesium alloys and polymer-metal hybrids to shave grams off each unit.
Advanced Surface Coatings
Anti-fingerprint, UV-resistant, and antibacterial nanocoatings to enhance longevity and hygiene.
Digital Twin & Smart Tooling
Real-time monitoring of mold conditions via IoT sensors for zero-defect production.
Sustainable Production
Incorporation of recycled aluminum and low-emission furnaces to meet global eco-standards.
True Wireless Stereo (TWS) earbud shells
Premium over-ear and on-ear headphone frames
Hearing aid and medical audio device enclosures
Precision electronic housings for wearables
Custom audio accessory components
Q: What is the minimum order quantity?
A: Prototype orders start at 1 piece; volume pricing applies from 100 pieces.
Q: Can I get a pre-production sample?
A: Yes—a sample is available at US $50, refunded upon mass-order confirmation.
Q: Which design files do you accept?
A: We work with 2D PDF/CAD and 3D IGES/STEP formats for DFM review.
Q: How are shipping costs handled?
A: Shipping is negotiated based on order size, weight, and destination.
Q: Do you offer custom branding and packaging?
A: Yes, both logo branding and bespoke packaging are available for orders over 100 pcs.
Company Details
Business Type:
Manufacturer
Year Established:
2022
Total Annual:
5000000-6000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
Shenzhen Huarongda Technology Co., Ltd. is a professional manufacturer specializing in aluminum die casting, CNC machining, aluminum extrusion, and sheet metal fabrication. Located in Shenzhen, China, with our manufacturing facility in Dongguan covering 5,000 square meters, we provide one-stop solut... Shenzhen Huarongda Technology Co., Ltd. is a professional manufacturer specializing in aluminum die casting, CNC machining, aluminum extrusion, and sheet metal fabrication. Located in Shenzhen, China, with our manufacturing facility in Dongguan covering 5,000 square meters, we provide one-stop solut...
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