Cosat Inc., headquartered in Seogwipo, Jeju Island, Republic of Korea, is a specialty manufacturer and exporter of premium mandarin-based food and beverage products. Leveraging the rich citrus-growing heritage of Jeju, the company focuses on producing high-quality, additive-free juices, teas, and snacks under the brand 백년귤화다 (Baeknyeon Gyulhwada).
Company Background and Core Business
Founded to highlight the agricultural excellence of Jeju’s tangerine farms, Cosat Inc. is dedicated to sustainable, health-oriented food innovation. The company operates under the leadership of Dongwoo Choi, and is driven by a vision to promote Jeju mandarin globally through functional, convenient, and naturally processed citrus products.
The company functions as both a manufacturer and exporter, and is involved in direct sales as well as OEM/ODM services for local and international partners in the wellness food and beverage sectors.
Product and Service Offerings
Cosat Inc. offers an extensive range of processed mandarin products, including:
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Mandarin Products
- 100% Mandarin Juice: Cold-pressed, non-concentrated juice without additives
- Mandarin Peel Tea Bags: Sun-dried peel tea with antioxidant properties
- Mandarin Chips: Freeze-dried citrus chips for snacking and decoration
- Mandarin Marmalade: Low-sugar jam made from Jeju tangerines
- Granola: Blended with mandarin extract and citrus-infused grains
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Processed Citrus Beverages and Foods
- Ddabong Juice (Dekopon Juice): Made from high-brix dekopon citrus
- Gyul Hwa Soo (귤화수): Ready-to-drink citrus herbal infusion
- Tangerine Mousse: A dessert-grade mousse made with citrus puree
- Tangerine Marmalade: For baking, breakfast spreads, and pastry use
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OEM/ODM Services
- Custom-formulated juices, jams, snacks, teas, and beverages for health brands and distributors
All products are developed with no artificial sweeteners, colors, or preservatives, maintaining the natural aroma and flavor of Jeju tangerines.
Specialization and Core USP
Cosat Inc. specializes in Jeju-grown mandarin utilization, combining low-temperature processing and freeze-drying technologies to retain nutritional integrity and natural taste. Their unique selling points include:
- Local Sourcing: All citrus fruits are sourced from GAP-certified Jeju farms
- Clean Label Commitment: 100% fruit juice and naturally dried snacks with no additives
- Functional Health Focus: Products high in vitamin C, flavonoids, and dietary fiber
- Tailored B2B Solutions: White-label and co-manufacturing flexibility for health and wellness brands
The company’s integration with Jeju’s citrus agriculture allows it to offer seasonal traceability and region-specific labeling.
Financial and Export Performance
Although private financial data is not disclosed, trade listings and market presence indicate:
- Export destinations include Japan, Taiwan, Vietnam, and Thailand
- Product volumes primarily shipped through B2B channels and trade fairs
- Estimated export volume: 25–40 metric tons per year, focused on juices and snacks
- Participated in national platforms such as Seoul Food Expo, Jeju Premium Agricultural Show, and TradeKorea export zones
Cosat has established growing recognition among boutique food retailers and specialty distributors in Asia.
Target Market
The company targets several key customer segments:
- Retail Consumers: Health-focused individuals seeking natural, functional foods
- Boutique Grocery Chains and Gift Shops: Offering Jeju-branded premium citrus gifts
- Café and Dessert Shops: Incorporating citrus mousse and marmalade into beverages and pastries
- Distributors and Importers: Focused on clean-label and origin-specific wellness foods
- Private Label Brands: Seeking customized Jeju-based citrus products
Their products also appeal to export-oriented Korean souvenir and wellness gift markets, especially during seasonal holidays.
Capabilities
Cosat Inc. operates a processing and R&D facility in Seogwipo with the following capabilities:
- Cold-press extraction and pasteurization lines for juice production
- Freeze-drying equipment for chips and granola inclusions
- Vacuum-sealing and extended shelf-life packaging
- Batch-controlled quality assurance processes
- OEM support for product formulation, branding, and export documentation
Production infrastructure is aligned with mid-scale export volumes and supports artisanal quality assurance.
Certifications and Compliance
While specific certifications are not listed, product positioning and export eligibility indicate compliance with:
- KFDA (Korea Food and Drug Administration) standards
- GAP-certified sourcing (Good Agricultural Practice)
- HACCP-aligned production procedures
- Traceable batch codes for product safety and quality control
These make Cosat’s products suitable for premium health and wellness retailers across Asia.
Customer Testimonials and Reviews
Although consumer testimonials are limited in English-language platforms, buyer reviews and trade show feedback emphasize:
- “Real juice—no additives. Perfect for our wellness drinks menu.” – Café operator, Tokyo
- “Our retail customers love the dried peel tea for its aroma and purity.” – Distributor, Vietnam
- “Unique Jeju story with beautifully branded packaging.” – Food gift shop owner, Taipei
The company’s branding and product presentation have received positive attention for their minimalistic and nature-oriented aesthetics.
Major Achievements
- 2020: Launch of 100% Mandarin Juice and expansion into RTD wellness beverage market
- 2021: Export to Japan and Taiwan via government-supported SME export programs
- 2022: Development of granola and mousse lines for dessert and breakfast segments
- 2023: Expansion of OEM services for health food brands in Southeast Asia
- 2024: Participation in major Korean agro-export showcases and alignment with Jeju tourism-linked food experiences
Cosat Inc. exemplifies a modern Korean agrifood exporter rooted in regional authenticity and driven by health-oriented innovation. With a focus on Jeju’s natural bounty and clean processing, it offers a compelling portfolio for global wellness markets.