Dongguan Changrong Gift Co., Ltd.

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Province/State:guangdong

Country/Region:china

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Dongguan Changrong Gift Co., Ltd.

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Company Profile

About Us: Your Premier Custom Backpack Manufacturer & OEM/ODM Partner

Founded in 2011, IN-BOOM TECHNOLOGY CO., LIMITED (Hong Kong) serves as our international design, corporate governance, and global client relations hub. As a leading custom backpack manufacturer, we specialize in transforming complex corporate visions into market-ready, elite-tier carry solutions. Through our official B2B platform at custombackpackmfg.com, global brand owners and retail chains connect directly with our robust manufacturing ecosystem.

To ensure seamless synchronization between high-end product engineering and state-of-the-art mass production, we operate two robust, wholly-owned manufacturing bases in mainland China, allowing us to strategically scale from agile, high-mix custom runs to massive, enterprise-level retail orders:

Our Precision & Specialty Base (Dongguan, China): A modern 1,500-square-meter facility driven by 50 highly skilled industrial technicians and seamsters, specializing in high-end, precision cut-and-sew assembly, rapid prototyping, and meticulous pre-shipment quality inspection.
Our Megascale & Retail Base (Hunan, China): Spanning an impressive 20,000 square meters and powered by a dedicated team of 350 professional factory workers, this heavy-duty facility specializes in high-volume production. It proudly operates as an audited supplier equipped with official factory inspection reports to meet the absolute highest standards of global retail distribution.

With a proud 15-year heritage of excellence, we deliver exceptional, client-centric service to prominent brands across North America, Europe, and Japan.

Our Comprehensive Cut-and-Sew Product Portfolio

Equipped with advanced sewing technology across our specialized production lines, as a trusted custom backpack manufacturer, we produce a diverse catalog tailored to premium and mass-market segments alike:

Corporate, Tech & Commute: Business & Commuter Backpacks, Tech Daypacks
Academic & Lifestyle: School & Campus Backpacks, Lightweight Daypacks
Outdoor & Tactical Gear: Outdoor & Hiking Backpacks, Dry Bag, Tactical Backpacks (Heavy-Duty)
Athletic, Fitness & Travel: Sports & Athletic Backpacks, Duffle Bags, Gym Bags
Eco-Luxury, Fashion & Heritage: Canvas Backpacks, Vegan & Faux Leather Backpacks, Sustainable Carryalls
Daily Commute & Utility: Ergonomic Sling Bags, Messenger Bags, Fanny Packs & Waist Bags

The Core Advantages of Partnering with Our Manufacturing Group

When global brands source from custombackpackmfg.com, they gain a competitive edge rooted in elite craftsmanship, dual-factory flexibility, strict IP protection, and logistical agility:

Advanced OEM/ODM Engineering: We do more than just replicate samples. Our team specializes in translating technical design packs (Tech Packs), sketches, or physical reference samples into production-ready patterns, ensuring meticulous attention to stitching, hardware reinforcement, and ergonomic weight distribution.
Dual-Factory Agility (Low MOQ to Mass Volume): Backed by our lean Dongguan facility and mega-scale plant, we offer unparalleled production flexibility. We support agile brands with low Minimum Order Quantities (starting at 300 units) to minimize inventory risk, while easily absorbing high-volume, multi-container orders for global retail chains.
Ironclad Intellectual Property Protection (NDA Friendly): We operate under the strictest standards of global business ethics. We routinely sign and uphold Non-Disclosure Agreements (NDAs), ensuring your proprietary tech, custom fabrications, and bespoke aesthetics remain 100% exclusive.
Rigorous Quality Management System (QMS): Our multi-stage inspection process covers incoming material inspection (IQC), in-line production monitoring (IPQC), and 100% final quality assurance (FQA) before packaging. This uncompromising focus on defect-free output is why we successfully pass the rigorous standards required by the Japanese and global retail markets.

Global Compliance, Sustainability & Material Certifications

We build long-term enterprise trust by ensuring your entire outsourced supply chain is completely transparent, ethical, and legally compliant with international consumer safety laws:

Social & Factory Audits: Audited manufacturing facilities (with complete inspection reports), BSCI Certified facilities, and Disney FAMA Authorized Manufacturer status, guaranteeing ethical labor practices and safe working conditions.
Chemical & Product Safety: 100% compliant with California Proposition 65, RoHS, and REACH regulations, ensuring all non-toxic fabrics, zippers, and metals are safe for global distribution.
Sustainable & Eco-Friendly Manufacturing: As a GRS (Global Recycled Standard) Certified supplier, we excel in sourcing and manufacturing with authentic eco-friendly, ocean-bound plastic, and RPET recycled fabrics to meet your brand’s green supply chain initiatives.

Company Information

Basic Information

Company Name:	Dongguan Changrong Gift Co., Ltd.
Business Type:	Manufacturer
Brands:	IN-BOOM
Employee Number:	50~100
Year Established:	2009
Total Sales Annual:	10,000,000US$-20,000,000US$
Company Location:	Room 301, Block 1, Hehe Technology Park, No. 743 Guantai Road, Baihao, Houjie Town, Dongguan City, Guangdong Province, 523940, China
Factory Location:	Room 301, Block 1, Hehe Technology Park, No. 743 Guantai Road, Baihao, Houjie Town, Dongguan City, Guangdong Province, 523940, China

Trade & Market

Company slogan:

Your Premier Custom Backpack Manufacturer & OEM/ODM Partner
OEM Overview:
Full-Service OEM & ODM Capabilities

We offer comprehensive, end-to-end manufacturing solutions that bridge the gap between creative concepts and market-ready, commercialized products. Whether you require exact-spec replication or full-scale product development, our engineering team ensures elite execution.

???? OEM Services (Original Equipment Manufacturing) — Your Design, Our Precision

We transform your complete design files and tech packs into high-performance physical products with strict adherence to your brand’s blueprint.
- Tech Pack & Blueprint Translation: Our engineers seamlessly analyze your technical drawings, bill of materials (BOM), stitching guidelines, and structural callouts to ensure flawless execution.
- Sample Duplication & Reverse Engineering: Provide us with an existing physical reference sample, and our sample room can perfectly replicate its construction, reinforcing weak points and optimizing material efficiency for mass assembly.
- Bespoke Branding & Customization: We offer a massive range of private-label customization options, including custom-branded hardware, specialized zippers (YKK, SBS, etc.), embossed/printed logos, woven labels, and custom molded zipper pulls.
???? ODM Services (Original Design Manufacturing) — Your Concept, Our Engineering

If you have an idea, a rough sketch, or want to expand your existing product line, our team provides the creative development and material expertise to build it from scratch.
- Concept-to-Prototype Development: We take rough concept sketches, mood boards, or functional descriptions and turn them into 3D-mapped patterns and physical prototypes.
- Advanced Material & Trim Sourcing: Leveraging our massive supply chain network, we source specialized fabrics tailored to your functional needs—ranging from heavy-duty tactical materials and water-resistant coatings to certified GRS eco-friendly fabrics (RPET) and premium vegan leathers.
- Ergonomic & Structural Optimization: We don't just design for looks; we design for utility. Our team optimizes weight distribution, engineer breathable foam mesh backing systems, and configure smart internal organization (laptop sleeves, tech pockets, shoe compartments).
????️ Our Seamless 4-Stage Development Workflow

To guarantee accuracy and speed up your time-to-market, every custom project follows a streamlined pipeline:
1. Consultation & Tech Review: Detailed alignment on dimensions, fabric weights (e.g., 900D Polyester, Canvas), target pricing, and compliance requirements (Walmart, BSCI, Prop 65).
2. Rapid Prototyping & Sampling: Our dedicated sample room fabricates a physical counter-sample for your hands-on evaluation, fit-testing, and aesthetic approval.
3. Material Procurement & Lab Testing: Upon sample approval, bulk materials are ordered and subjected to strict incoming quality control (IQC) tests for color matching, tensile strength, and water resistance.
4. Pre-Production Run (PPR): Before full-scale mass production, we run a mini pre-production batch on the line to calibrate our automated machinery, finalize stitch paths, and establish the golden standard for final quality assurance.
Production Line:
Advanced Production Lines & Manufacturing Capacity

Our manufacturing infrastructure is split across our two specialized production bases, designed to deliver maximum throughput, precision stitch control, and structural integrity for technical carry solutions.
- Lean, High-Mix Lines (Dongguan Facility): Optimized for high-end, complex, and tech-heavy designs. This facility houses specialized sample-making lines and agile production lines configured for fast changeovers, lower MOQs, and intricate craftsmanship.
- Mass-Scale, High-Volume Lines (Hunan Facility): Configured for maximum efficiency, continuous workflow, and large-scale retail replenishment. This facility utilizes automated, synchronized long-line setups specifically engineered to maintain consistent quality across multi-thousand unit runs for global retailers like Walmart.
Machinery & Technical Capabilities

To guarantee structural durability and uniform aesthetics, our production lines are equipped with industry-standard, precision machinery:
- Automated Pattern Sewers & Programmable Bar-Tackers: For ultra-precise, heavy-duty reinforcement on critical stress points like shoulder straps, haul loops, and load-bearing webbing.
- Heavy-Duty Synchronized Walking Foot Machines: Engineered to flawlessly sew through multi-layered heavy materials, dense foam paddings, and specialized technical fabrics (such as Cordura, ballistic nylon, and thick canvas).
- Computerized High-Speed Lockstitch & Overlock Machines: Ensuring clean, fray-proof internal edge binding and precise, uniform stitch-per-inch (SPI) consistency.
- Specialized Machinery: Equipped with hot-air seam sealing equipment for weatherproofing, automated fabric cutting tables for absolute dimensional accuracy, and dedicated hardware/rivet setting presses.
Workflow & Lean Manufacturing Principles

Our production floors operate under strict 5S Management and Lean Manufacturing methodologies to eliminate waste, prevent cross-contamination of materials, and ensure a smooth bottleneck-free workflow:
1. Material Kitting & Pre-Cutting: Fabrics are precision-cut using digital templates to reduce material waste, then kitted with all required hardware and zippers before hitting the line.
2. Sectional Component Assembly: Sub-assemblies (front panels, organizer pockets, back panels, and shoulder straps) are pre-constructed concurrently on specialized sub-lines.
3. Final Marriage & Structural Closing: The components flow into the main closing line where heavy-duty walking foot machines bind the entire backpack structure together.
4. In-Line Quality Checkpoints (IPQC): Quality inspectors are embedded directly into the production line at critical assembly junctures, catching and correcting any stitching deviations before the bag moves to final closure.
R&D:
Research & Development (R&D) & Innovation Capabilities

Our forward-thinking R&D department serves as the backbone of our manufacturing excellence. We continuously invest in advanced pattern engineering, high-performance material sourcing, and structural ergonomics to keep our clients ahead of global market trends.

Dedicated Sample Room & Prototyping Center

We operate an independent, fully-equipped R&D sample room separate from our mass production floor. This ensures that new product development receives the dedicated attention, precision, and agility required for rapid turnaround.
- Elite Master Pattern-Makers: Driven by technical specialists with over a decade of experience in heavy-duty cut-and-sew architecture, our team can transform abstract design concepts into highly precise structural templates.
- Rapid Sampling Turnaround: We understand the speed-to-market demands of modern B2B clients. For standard designs, we can deliver a physical prototype within 5 to 7 business days, accelerating your product approval cycle.
- Pre-Production Refinement: Every prototype undergoes rigorous structural testing in our sample room to evaluate weight distribution, seam stress-resistance, and hardware alignment before mass assembly blueprints are finalized.
Advanced Material Exploration & Sustainable Sourcing

Our R&D team maintains deep, strategic partnerships with top-tier raw material mills to ensure our clients have immediate access to cutting-edge fabrications:
- Eco-Innovation (GRS & RPET): We are at the forefront of green supply chain initiatives, continuously developing bag solutions utilizing Global Recycled Standard (GRS) certified recycled polyester, ocean-bound plastics, and sustainable organic canvases.
- Technical & Weatherproof Fabrics: Our material library includes high-tensile 900D fabrics, TPU/PVC fully waterproof coatings, and advanced water-resistant treatments engineered to survive demanding everyday commutes or outdoor hiking.
- Premium Synthetic Alternatives: We excel in formulating custom carryalls using ultra-durable Vegan & Faux Microfiber Leathers that deliver luxury aesthetics with commercial-grade durability.
Ergonomic Design & Functional Engineering

We design for peak human utility. Our engineering focus covers:
- Load Distribution Systems: Creating S-curve ergonomic shoulder straps, breathable 3D air-mesh back panels, and chest/waist stabilization systems to optimize weight distribution and maximize wearer comfort.
- Smart Tech Integration: Designing specialized shockproof laptop suspension compartments, concealed anti-theft storage layout, and integrated USB/type-C smart charging pass-through ports.
Ironclad Design Confidentiality & IP Protection

We treat your intellectual property with the highest degree of corporate integrity. Our R&D facility operates under a Strict Confidentiality Protocol:
- NDA Enforcement: We routinely execute and strictly enforce Non-Disclosure Agreements (NDAs) before accepting any client drawings, tech packs, or brand assets.
- Isolated Data Management: Your custom designs, digital patterns, and custom-molded hardware blueprints are secured on restricted-access local servers, ensuring that your competitive edge remains 100% exclusive to your brand.
Service:
Founded in 2011, IN-BOOM TECHNOLOGY CO., LIMITED (Hong Kong) serves as your premier custom backpack manufacturer and strategic OEM/ODM partner. Through our official B2B platform at custombackpackmfg.com, we empower global brands and retail chains with elite-tier carry solutions, backed by a proven 15-year heritage of excellence.

Core Services & Capabilities:
- Advanced OEM/ODM Engineering: We expertly translate Tech Packs, sketches, or reference samples into production-ready patterns, prioritizing ergonomic design, hardware reinforcement, and flawless stitching.
- Dual-Factory Agility (Low MOQ to Mass Volume):
  - Dongguan Precision Base: Specializes in high-end, low-MOQ custom runs (starting at 300 units) and rapid prototyping.
  - Megascale Production Base: Spans 20,000 square meters with 350 skilled workers, optimized for high-volume, multi-container retail distribution.
- Comprehensive Product Portfolio: From Business & Commuter Backpacks, Dry Bags, and Hiking Backparks to Duffle Bags, Tactical Gear, and Eco-friendly RPET Sustainable Carryalls.
- Rigorous Quality Management System (QMS): Comprehensive multi-stage quality control—covering IQC, IPQC, and 100% FQA—meeting the stringent standards of North American and Japanese markets.
- Global Compliance & Sustainability: Walmart-audited facility reports, BSCI certified, Disney FAMA authorized, California Proposition 65 & REACH compliant, and GRS (Global Recycled Standard) certified.
- Ironclad IP Protection: Fully NDA-friendly to ensure your proprietary designs remain 100% secure and exclusive.

Factory Information

Market name:	North America,Western Europe
Contact Person:	Wang

Dongguan Changrong Gift Co., Ltd.

Custom Business Backpack

School Backpacks

Custom Travel Backpack

Custom Hiking Backpack

Custom Dry Bag

Custom Tactical Backpack

Custom Lightweight Backpack

Custom Sports Backpack

Custom Canvas Backpack

Custom Vegan Leather Backpack

Custom Duffel Bag

Custom GYM Bag

Custom Sling Bag

Custom Fanny Pack

Custom Messenger Bag

Dongguan Changrong Gift Co., Ltd.