China Leading Premium Belt Buckles, Bag Hardware and Metal Accessories Manufacturer Since 2011
China Hardware Leather Accessories
what are the benefits
Buckles
Carosung has a very comprehensive range of products, including stainless steel belt buckle,brass buckle ，metal cinch buckle，mens antique belt buckles，Rotatable Stainless Steel Belt Buckle , Zinc Alloy Pin Buckle , Polished Stainless Steel Pin Buckle , Equestrian Stainless Steel Cinch Buckle, Antique Gold Pin Buckles, Gunmetal Reversible Belt Buckle, cinch belt buckles , Plain Blank Automatic Belt Buckles, custom logo belt buckle and so on.
Smooth 360° Rotatable Mechanism
Made of high-grade stainless steel, offering exceptional strength, rust resistance, and durability for long-term heavy use.
Supports custom logo engraving, various plating finishes (gold/silver/black/antique brass, etc.), plus custom size and packaging to meet your brand’s unique needs.
35mm inner width (fits 34mm belts), 10 million PCS annual capacity, ISO9001 certified, with 30-day delivery.
Made of high-grade stainless steel, offering exceptional strength, rust resistance, and durability for long-term heavy use.
Supports custom logo engraving, various plating finishes (gold/silver/black/antique brass, etc.), plus custom size and packaging to meet your brand’s unique needs.
35mm inner width (fits 34mm belts), 10 million PCS annual capacity, ISO9001 certified, with 30-day delivery.
Innovative automatic ratchet mechanism allows quick one-handed fastening and release for superior convenience and comfort.
Made of high-quality zinc alloy with smooth finish and luxurious gold plating, ensuring durability and premium appearance.
Full customization available for logo, color, and design with complete one-stop OEM/ODM service from design to delivery.
Made of high-quality zinc alloy with smooth finish and luxurious gold plating, ensuring durability and premium appearance.
Full customization available for logo, color, and design with complete one-stop OEM/ODM service from design to delivery.
Made of medical-grade 316 stainless steel with superior corrosion resistance, ideal for daily wear and even marine environments
35mm inner width perfectly fits 34mm belts. Double-layer stud rivet design provides tighter, more secure hold while protecting the belt for longer service life.
35mm inner width perfectly fits 34mm belts. Double-layer stud rivet design provides tighter, more secure hold while protecting the belt for longer service life.
Crafted from high-quality solid brass, offering excellent strength, corrosion resistance, and long-lasting durability with a timeless vintage appeal.
40mm inner width perfectly fits 38mm belts. The wider design delivers stronger visual impact, ideal for premium leather belts and accessories.
40mm inner width perfectly fits 38mm belts. The wider design delivers stronger visual impact, ideal for premium leather belts and accessories.
Belts
Carosung has a very comprehensive range of products, including Custom Color 34mm Top Grain Leather Belt fit Automatic Buckle,34mm Elastic Braided Belt for Men and Women, 31mm Wide Denim Fabric Belt with Stainless Steel Plate Buckle for Men and Women,Microfiber Automatic Belt Straps 35MM and so on.
Made of premium top grain leather, offering a soft, supple feel with natural grain patterns, exceptional durability, and luxurious texture.
34mm width specially engineered for automatic ratchet buckles. Precisely spaced grooved track allows smooth length adjustment and secure locking.
34mm width specially engineered for automatic ratchet buckles. Precisely spaced grooved track allows smooth length adjustment and secure locking.
Crafted from durable high-density denim canvas with soft leather lining, offering excellent wear resistance, lightweight comfort, and classic casual style.
Equipped with premium stainless steel plate buckle that is strong, scratch-resistant, and supports precise laser engraving for custom logos.
Equipped with premium stainless steel plate buckle that is strong, scratch-resistant, and supports precise laser engraving for custom logos.
Made of premium microfiber material, soft, breathable, and highly wear-resistant, specially engineered for automatic ratchet buckles.
3.5cm (35mm) width perfectly compatible with most automatic buckles, providing comfortable and secure wear.
3.5cm (35mm) width perfectly compatible with most automatic buckles, providing comfortable and secure wear.
Professional screen printing and digital printing technology allows any custom pattern, logo, or intricate design with vibrant and long-lasting colors.
Made of high-quality genuine leather, offering softness, comfort, durability, and excellent breathability.
Made of high-quality genuine leather, offering softness, comfort, durability, and excellent breathability.
Carosung has a very comprehensive range of products, including Bag Clasp, Bag Feet, Bag Chain, Snap Hook, Bag Rivet , Bag Rings, Zipper Pull, Buckle Slider, Bag Arch Bridge, Bag Buckles and other Bag Accessories .
Made of premium stainless steel, offering exceptional strength, corrosion resistance, and a smooth, luxurious finish.
Secure locking mechanism provides reliable closure to protect bag contents, with smooth and easy operation.
Secure locking mechanism provides reliable closure to protect bag contents, with smooth and easy operation.
Made of high-quality 304 stainless steel, offering excellent strength, wear resistance, and superior corrosion protection for bag bottoms.
Features durable PVD plating for long-lasting shine, excellent scratch resistance, and premium appearance.
Features durable PVD plating for long-lasting shine, excellent scratch resistance, and premium appearance.
15mm wide chain with luxurious 24K gold PVD coating, delivering a brilliant and high-end metallic shine.
Built on a strong stainless steel base, offering excellent durability and deformation resistance, enhanced by long-lasting PVD coating.
Built on a strong stainless steel base, offering excellent durability and deformation resistance, enhanced by long-lasting PVD coating.
Made of premium stainless steel, offering exceptional strength, corrosion resistance, and luxurious finish for high-end bags and accessories.
Available in various inner sizes: 13mm, 16mm, 20mm to fit different chains and bag designs.
Available in various inner sizes: 13mm, 16mm, 20mm to fit different chains and bag designs.
Made of premium stainless steel, offering excellent strength, corrosion resistance, and stable structure for secure fastening and decoration on high-end bags.
Available in 15mm and 19mm sizes to suit various strap widths and bag designs.
Crafted from high-quality solid brass, offering solid construction and a classic, luxurious vintage brass finish.
Crafted from high-quality solid brass, offering solid construction and a classic, luxurious vintage brass finish.
Available in silver, 18K gold, and 24K gold finishes with smooth, luxurious shine.
Designed specifically for #5 zippers, made of premium stainless steel for strength, durability, and perfect compatibility with high-end handbags.
Designed specifically for #5 zippers, made of premium stainless steel for strength, durability, and perfect compatibility with high-end handbags.
Various sizes in stock: 12mm, 15mm, 16mm, 18mm, 20mm, 23mm, 27mm to meet different strap requirements.
Made of premium stainless steel, durable and corrosion-resistant, allows smooth and flexible length adjustment.
Made of premium stainless steel, durable and corrosion-resistant, allows smooth and flexible length adjustment.
Made of premium stainless steel with a stylish and minimalist design. The adjustable structure is flexible and practical for high-end bags
Adjustable design offers convenient operation and adapts to different strap widths and user habits.
Adjustable design offers convenient operation and adapts to different strap widths and user habits.
Available in stock sizes: 12mm and 18.5mm to fit various strap widths
Made of high-quality stainless steel, offering excellent durability, corrosion resistance, and long-lasting shine.
Made of high-quality stainless steel, offering excellent durability, corrosion resistance, and long-lasting shine.
Made of premium brass with a classic round design and strong built-in magnet for secure and convenient closure.
Available in stock sizes: 14mm and 18mm to suit various product requirements.
Available in stock sizes: 14mm and 18mm to suit various product requirements.
overviewCustomer Testimonial
As a manufacturer-led global metal accessories supplier, we specialize in comprehensive one-stop custom hardware solutions, covering design consultation, precision engineering, manufacturing, and worldwide logistics. With factory-level quality control and CNC precision craftsmanship, we create distinctive, compliant, and market-competitive luxury products for fashion brands across North America, Europe, Middle East, and Asia on the basis of mutual growth.
Evaluation systemCustomer Positive Reviews & Feedback
As a reputable Bag Hardware Supplier, we receive great reviews from global clients. Our reliable quality, professional service and timely delivery win wide trust. Warm customer feedback proves our strength and brings stable long-term cooperation worldwide.
Real CasesExplore our authentic custom metal hardware projects with fashion brands across Europe and North America. As your premium hardware development partner, we deliver design-to-manufacturing engineering support, solve complex production challenges, and stick to uncompromising quality standards. Each case reflects our core values: professional problem-solving and long-term trust with global clients.
Customer Needs: A mid-to-high-end Belgian menswear brand needed a 360° rotatable logo buckle, yet its original 3D prototype had unresolvable mechanical jamming and low-yield mass-production defects, rejected by multiple suppliers.
◎ Our Solution: Deep full-service ODM customization; we retained over 90% original design, optimized internal mechanical structures, adjusted assembly tolerances and ran repeated cycle aging tests within 2 months.
◎ Results & Impact: Smooth stable mass production with qualified yield rate; the buckle became the brand’s best-selling hardware item and secured long-term new product co-development cooperation.
◎ Results & Impact: Smooth stable mass production with qualified yield rate; the buckle became the brand’s best-selling hardware item and secured long-term new product co-development cooperation.
Customer Needs: A US premium leather fashion brand required a full set of custom bag hardware and matching belt buckles for its new product launch on tight schedule.
◎ Our Solution: We voluntarily disclosed minor surface finish flaws found during final inspection, reproduced all goods at our own cost with a 3-week extended lead time to meet our internal high-end quality benchmarks.
◎ Results & Impact: The client fully recognized our integrity; flawless hardware supported smooth new-item launch, and we built stable multi-year strategic long-term cooperation.
◎ Results & Impact: The client fully recognized our integrity; flawless hardware supported smooth new-item launch, and we built stable multi-year strategic long-term cooperation.
Customer Needs: A Danish independent designer brand wanted signature two-tone plating belt buckles, while regular plating crafts failed with unstable color, obvious chromatic aberration and poor wear resistance.
◎ Our Solution: 3-month deep craft R&D; we customized exclusive electroplating schemes, tested various material mixes, optimized polishing workflows and completed long-term abrasion aging tests for consistent dual-color finish.
◎ Results & Impact: Uniform stable two-tone effect passed all durability tests; this buckle turned into the brand’s iconic hardware and maintained steady sales for successive years.
◎ Results & Impact: Uniform stable two-tone effect passed all durability tests; this buckle turned into the brand’s iconic hardware and maintained steady sales for successive years.
Our ClientsTrusted By 200+ Global Leading Brands
Over the years, we have built stable long-term OEM & ODM partnerships with numerous well-known fashion, leather goods and sports brands worldwide. Our finished hardware & belt accessories are widely exported to Europe, North America, Middle East and Southeast Asia.
Due to the confidentiality agreements we have signed with many of our clients, and in order to protect our partners' commercial privacy, please forgive us for not being able to disclose their brand identities here. Custom RangesWhat We Can Provide For You?
As a trusted provider of Custom Bag Hardware Solution, we provide full customization for bag hardware and belt buckles, including: custom shape, custom size, custom logo, custom material, custom plating finish, custom performance, custom packaging, and full OEM/ODM services.
Custom Logo & Brand Embossing
We supply 6 mainstream custom logo crafts for belt buckles, bag hardware and leather belts to realize exclusive brand customization:
Enamel Inlaid LogoFilled solid colored enamel inside carved grooves, bright vivid color & luxury texture, ideal for premium branded buckles.
Concave mold carving logo on metal base, durable scratch-proof design, cost-efficient for large bulk wholesale orders.
Precision laser marking with fine thin brand lines, flexible for small-batch customization without new mold charge.
Clear ink printed brand pattern on buckle surface, diverse color options for fashion casual accessory styles.
raised protruding brand letters, strong stereo sense, top-grade craft for high-end designer belts & hardware.
Glossy transparent epoxy dome above printed logo, anti-wear & waterproof, protect printed patterns from fading.
Flexible Raw Material Custom Selection
We supply four mainstream metal raw materials for custom belt buckles & bag hardware, plus diversified belt strap materials, covering entry-level to luxury positioning:
Most cost-effective option, easy for complex mold & multi-logo craft, widely used for bag hardware.
High density & durable texture, premium weight feeling, widely used for high-end designer brand buckles.
Excellent anti-rust & wear resistance, stable finish, perfect for outdoor & daily durable accessories.
Ultra-light weight, low density, great choice for lightweight casual belt & luggage hardware.
Diversified Plating & Surface Finish Custom Options
We provide abundant electroplating colors and surface treatments for custom belt buckles & bag hardware to match your brand style and anti-corrosion demand:
Bright Nickel Silver, Gun Black, Gloss Black, Bright Gold, Rose Gold etc.
Antique Brass, Antique Bronze, Antique Silver; retro worn finish, widely used for vintage-style bags & casual belts.
Sandblasting, Brushed Matte Finish, Enamel Inlay Color; customize exclusive textured appearance to differentiate your products from competitors.
Custom Size, Structure & Outer Packaging Solution
Beyond logo, material and finish, we can customize product dimension, internal structure and final package:
Adjust buckle inner diameter, belt width/length, bag fitting dimension to fit your existing products
New mold development for exclusive unique hardware design
Neutral OPP bag, custom printed brand poly bag, color gift box, export carton with your logo printing
ODM& OEMTwo Differentiated Custom Service Plans
Whether you need an urgent small batch or a comprehensive brand project, we have the right solution for you.
Start Your Free Custom Project Consultation Now
Share your customization requirements including logo, material, finish and quantity, our professional custom sales team will contact for further communication within 24 working hours.
Certifications ObtainedRecognized Quality, Certified Strength
We hold internationally recognized certifications that validate our commitment to excellence. CAROSUNG is ISO 9001:2015 certified for quality management, ensuring every hardware component meets strict standards. Our products fully comply with REACH and RoHS environmental regulations, safe for EU and North American markets. We have passed BSCI social compliance audits, reflecting ethical manufacturing practices. Additionally, regular third-party tests by SGS and TÜV (salt spray, tensile strength, abrasion) guarantee durability. From materials to finished buckles, our certifications are your assurance of reliable, responsible, and premium hardware solutions.
Craft & CreationProfessional Team, Creative Minds
Our Team Consists Of Experienced Designers And Skilled Technicians, Dedicated To Providing Efficient, Customized Services To Bring Every Product To Life With Craftsmanship. With 3 senior design engineers (10+ years experience each), 5 dedicated QC specialists, and 6 export sales professionals, we bridge the gap between creative vision and manufacturable reality. Every project gets a dedicated account manager from design to delivery.
Manufacturing StrengthAdvanced Facilities, Reliable Capacity
Our 12 partner factories operate automated production lines with precision CNC, stamping, and polishing equipment, delivering consistent quality at any volume.
3 automated lines to handle diverse product requirements. From die-casting and CNC machining to multi-stage polishing and PVD plating, every step is integrated.
Equipped with CNC, polishing, and stamping machines for superior precision. Tight dimensional tolerances ensure every piece fits perfectly into your finished products.
100+ skilled workers ensuring efficient and reliable delivery. Our flat organizational structure means fast decisions, clear communication, and no communication lag.
Comprehensive QC system to guarantee every product meets high standards. 5-stage inspection: incoming material QC, in-process QC, plating thickness test, salt spray testing, and final inspection.
Our JourneyFrom Humble Start to Global Recognition
Company Start-up
In 2005, we started with a around 300㎡factory making leather belts and buckles. Small but driven, we mastered precision and quality. Today, we've grown into a 3,000+㎡ facility with 100+ skilled workers, yet our craftsmanship remains as dedicated as day one.
Design team established
Design team established, opening the route to customization. Attended the China (UAE) Trade Fair 2018 in Dubai.Expanded factory to 1000㎡, registered 2 trademarks.
embarking on a new chapter of development.
The total area exceeds 3,000㎡, equipped with 3 production lines, over 100 employees, and a monthly output of 20,000 pieces. Relocated to Dongguan, Guangdong, embarking on a new chapter of development.
stands as a trusted partner for global brands.
Today, CAROSUNG stands as a trusted partner for global brands. We continuously deliver premium customized hardware solutions, from design to delivery. With advanced facilities, strict quality control, and a passionate team of 100+ employees, we turn visions into precision-crafted hardware that elevates luxury accessories worldwide.
2005
2015 - 2019
2021
Now
How to CooperateClear 5-Step Custom Production Workflow
Our streamlined 5-step OEM & ODM customization workflow covers small kitchen appliances & custom electric kettles. From receiving your personalized specifications, design drafting and sample development to controlled mass production, final QC and customized shipment, our professional team tracks every link strictly to fulfill your private-label needs with efficient lead time and stable product quality.
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Submit Your Custom Demands
Share your detailed customization needs including target voltage, product capacity, exterior style, logo artwork, special function & customized packaging requirements of electric kettles and small kitchen appliances. We record all your personalized parameters for follow-up development.
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24-Hour Professional Technical Reply
Our dedicated sales & engineering team replies within 24 hours, communicate market-oriented specs and optimize design scheme, then draft professional 2D/3D mock-up drawing according to your confirmed demands for your preview check.
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Design Confirmation & Sample Production
After your full confirmation on design drafts, we develop exclusive mould as required and arrange pre-production samples, adopting food-grade raw material and standard accessories strictly matching your customized technical standards.
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Sample Approval & Controlled Mass Production
Once you approve finished pre-production samples, we launch formal bulk production. Strict in-line QC inspections are implemented in every production procedure to control defects and stabilize finished product quality consistently.
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Final QC Inspection & Global Delivery
Complete comprehensive full inspection covering function, appearance and specification before packing. Then arrange custom private-label packaging and arrange sea/air shipment to meet your scheduled delivery timeline for worldwide markets.
FAQFrequently Asked Questions About Our Custom Services
Stock items support MOQ 100pcs for custom logo; MOQ for customized items is 500-1000pcs,based on different products.
Yes, mixed loading of buckles, belts and bag hardware is acceptable to meet your one-stop purchasing demand.
We accept AI or PDF artwork files for logo & design confirmation.
Pre-production sample can be made for your confirmation, sample cost can be refunded if ordered quantity reaches certain amount.
Your Trusted Partner for Custom Metal Accessories
Guangzhou Carosung International Import & Export Co., Ltd. is a professional manufacturer and exporter of premium bag hardware, belt buckles, and custom metal accessories.
With a 6,000㎡ production facility equipped with advanced CNC machines, polishing equipment, and automated production lines, we deliver high-quality solutions for fashion, luggage, and apparel brands worldwide. Our in-house R&D team combines innovation with fashion trends to develop premium hardware products, while our strict quality control and full compliance with REACH/RoHS standards ensure every item meets global market requirements. We offer flexible OEM/ODM services, efficient logistics, and dedicated support, making us your reliable partner for custom metal accessories.
Contact UsDo you have any questions? Contact us now.
We are a professional ODM/OEM manufacturer of custom bag hardware and belt buckles, offering high-quality, compliant, and fast-turnaround solutions for global fashion brands.