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RANBAO—One-Stop OEM/ODM Solution for Underwear Manufacturing

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Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear

Color
Size

 

Dongguan Rainbow(RanBao) Garments Co., Ltd.

Professional Underwear Manufacturer | OEM/ODM Services | Global Shipping

Established in 2010 | 15 Years Experience | Served 1000+ Brands

12+
Years Experience
150
Skilled Workers
400K+
Pieces/Month
1000+
Brands Served

Size Information

Underwear Size Chart

Size Waist (inches) Waist (cm)
Small 28-30 in. 71-76 cm
Medium 32-34 in. 81-86 cm
Large 36-38 in. 91-96 cm
XL 40-42 in. 101-106 cm
2XL 46-48 in. 116-122 cm

Production Capacity & Materials

Material Selection

  • Organic Cotton
  • Lenzing Micro Modal
  • Bamboo Viscose
  • Modal & Cotton
  • Nylon & Polyester
  • Tencel Lyocell
  • Seamless Technology Fabrics
  • Recycled Polyester

Production Process

  • Fabric Inspection
  • Precision Cutting
  • Computerized Sewing
  • Quality Trimming
  • Label Application
  • Ironing & Finishing
  • Final Inspection
  • Packing & Shipping

Production Capacity

  • Minimum 400,000 pieces/month underwear
  • 150 skilled workers
  • Advanced multi-ply cutting machines
  • Flexible MOQ options
  • Quick turnaround: 15-30 days production
  • Automated sewing lines: Automated Cutting Machines , Electronic Seamlesswear Knitting Machines, High-Speed Sewing Machines

Certifications & Quality

OEKO-TEX® STANDARD 100 Certified

Certificate No: SH020 234465

Valid Until: January 15, 2026

Product Class: II (Products with direct skin contact)

OEKO-TEX Certificate

Certification Scope:

  • Men's & women's underwear (boxers, briefs, thongs, bikinis)
  • Materials: 100% cotton, 100% modal, bamboo viscose
  • Cotton/modal blends with or without spandex

Quality Assurance

  • BSCI (Business Social Compliance Initiative)
  • ISO9001 Quality Management System
  • 100% pre-shipment inspection
  • Material testing for color fastness and durability

OEM/ODM Services

Design Sharing

Accept hand sketches, 3D designs, and various file formats (STL, OBJ, JPEG, PDF, PNG, DWG)

Non-Disclosure Agreement

Strict confidentiality - never disclose original designs to third parties

1-on-1 VIP Service

Dedicated team to communicate your design concepts

Quotation & Costing

Professional quoting department for accurate cost estimation

3D Design Rendering

Create 3D renderings to confirm every detail

Sample Development

Produce physical samples with detailed feedback

Quality Inspection

100% quality check before shipment meeting ISO9001 standards

Logo & Printing Options

Logo Customization

  • Heat Transfer Labels
  • Embroidery
  • Woven Labels
  • Silicone Prints
  • Custom Hang Tags

Printing Techniques

  • A1: Digital Printing
  • A2: Screen Printing
  • A3: Sublimation Printing
  • A4: Offset Printing

Company Information

Dongguan Rainbow(RanBao) Garments Co., Ltd.

Address: Wan Peng Industrial Area, Bei Zha, Hu Men Town, Dong Guan City, Guangdong Province, China

Postal Code: 523000

WhatsApp

+86 137 8608 2323

Email

sales@hkrainbow.cn

Website

ranbaounderwear.com

Our Advantages

  • 15 years manufacturing expertise
  • High quality standards with OEKO-TEX certification
  • Large production capacity (400,000+ pieces/month)
  • Flexible OEM/ODM services
  • Competitive pricing
  • Fast production turnaround
  • Global shipping solutions
Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear Men's Guy Swim Briefs with Pouch Mesh Regular Men's Underwear Casual Pants Full Coverage Breathable Underpants Grundies Swimwear

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FAQ

Q1: How can I contact you?

Collaborate with us | Contact
📧 Email: eleven@hkrainbow.cn
📱 Whatsapp: +86 153-4222-4299

⏱️ Production Process Timeline
Assigned manager within 24h → Proposal in 3 days → Physical samples in 7-15 days

Build Your Exclusive Product Line
Submit your requirements and our professional team will contact you within 24 hours to provide you with:
Free design support
✅ Small batch production solutions
✅ One-on-one design and fabric consultation

Urgent project launch?
👉 Submit Requirements Now
📞 Call Production Director directly: +86 137 1740 4853

Q2: What is your minimum order quantity (MOQ)?

We support small-batch production (as low as 100–500 pieces/design), ideal for startups testing the market

Q3: Can you help with fabric sourcing and design?

Yes! We offer end-to-end services:

  • Material selection: Organic cotton, Modal, sustainable options. 100% customized.

  • Tech packs & 3D prototyping for design approval.

  • Size grading based on regional standards (US/EU/Asia)

Q4: How do you ensure product compliance?

All products meet international safety standards:

  • Safety certifications: OEKO-TEX® Standard 100, SGS testing.

  • Legal labeling: Fiber content, care instructions, and safety class (e.g., Class B for skin contact)

Q5: What’s your production timeline?

15–30 days from final design approval to delivery. Rush orders (15–20 days) available for urgent needs 

Q6: Do you offer custom packaging?

Yes! Design branded packaging (e.g., recyclable boxes, bio-bags) with your logo, QR codes, or care instructions.

Q7: What if I need quality adjustments mid-production?

We provide real-time updates and allow 1–2 design revisions before bulk production. Quality control reports are shared at each stage.