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TinLee Group premium leather goods manufacturing facility

Manufacturing Excellence in Premium Leather Goods Since 1997

Cossni is the front-facing brand of TinLee Group, a leather goods manufacturer founded in 1997. With a 10,000㎡ factory, 200-person team, in-house R&D support and four production lines, we help global buyers develop women’s bags, cosmetic bags, wallets and office leather goods.

Integrated R&D, Production and Supply Chain Support

Headquartered in Guangzhou, Cossni combines R&D, production management, workshop manufacturing and supplier coordination to support OEM/ODM leather goods projects.

  • R.&D and Production Management An in-house R&D team and production management center support structure review, sampling and bulk order coordination.
  • 4 Dedicated Production Lines Specialized lines support handbags, cosmetic bags, wallets and travel bags.
  • Material and Hardware Support Italian leather options, YKK hardware and multiple material choices can be coordinated by project requirement.
TinLee Group headquarters at Greenland Airport International Center
Cossni R&D center and design prototype lab
leather goods cutting and production lines for custom manufacturing
Rigorous quality control and warehousing facility

Driven by Craftsmanship and Integrity

Artisan hand-stitching premium leather

Support Global Brands with Reliable Manufacturing

To support global fashion and lifestyle brands with reliable custom leather goods manufacturing.

Modern leather goods factory floor

A Trusted Long-Term Manufacturing Partner

To become a trusted long-term manufacturing partner for custom leather goods programs.

Our Core Values

Client-First

Your brand’s success is our production priority.

Precision

Meticulous attention to detail in every stitch.

Integrity

Transparent pricing, authentic materials, and ethical labor.

Innovation

Improving materials, structures and production methods for changing market needs.

TinLee Group by the Numbers

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Facility Area

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Bags Monthly Capacity

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Person Team

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Person R&D Team

Engineered for Precision, Built for Scale

Cossni supports custom leather goods programs with sampling, bulk production coordination and after-sales support based on confirmed project requirements.

1-Year Quality Warranty

Warranty support, 7-day return and 30-day exchange policies help reduce post-delivery risk.

Sample-to-Bulk Control

Approved samples guide structure, material, color, logo and packing details during bulk production.

Clear Lead Time Planning

Samples are typically delivered in 7-10 working days, with bulk production in 25-35 working days by project.

Globally Audited, Strictly Compliant

Cossni supports global sourcing requirements through verified factory certifications and product testing documents.

Factory Certifications

BSCI, OIN 9001, OIN 14001 and Sedex support social compliance, quality management and environmental management requirements.

Product Testing and Material Compliance

GV, TUV, RoHS and GRS-related documents can be reviewed according to product type, material choice and market requirements.

Evolution and Growth Since 1997

TinLee founding workshop in 1997

1997

TinLee started from a four-person leather goods workshop in Guangzhou.

Manufacturing expansion with specialized production lines

Manufacturing Expansion

The company gradually built specialized production lines for handbags, cosmetic bags, wallets and travel bags.

In-house R&D center for OEM/ODM projects

R.&D Development

In-house R&D and production management capabilities were established to support custom OEM/ODM projects.

Global sales network with agents and distributors

Global Sales Growth

Overseas market development expanded through agents, distributors and brand cooperation.

TinLee Group and Cossni brand integration

Group Integration

TinLee Group now presents Cossni as the front-facing website brand for global leather goods buyers.

Our Global Footprint

Showcasing custom leather goods and OEM/ODM manufacturing capabilities through international trade fair participation.

TinLee Group Co. Ltée. exhibition booth
Microfiber leather travel bags display at exhibition
2024 exhibition in Hong Kong
2024 Hong Kong exhibition booth
2018 exhibition


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100+ options de personnalisation
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