Factory Strength: The Backbone of Reliable OEM/ODM Production
Kangmeihui’s manufacturing capabilities set a high bar for the industry, ensuring stable and high-quality output for partners. Spanning 5 production bases with 10 state-of-the-art production lines, the 25,000-square-meter facility achieves a daily output of up to 100,000 units, easily handling large-volume orders and peak market demands.

With over 12 years of specialized experience in functional beverage production, the factory holds 6 core patents and 12 authoritative certifications, including HACCP food safety certification and Halal certification. These credentials validate its compliance with international quality norms, giving brands full confidence in product safety. Supported by 5 dedicated storage centers, the company guarantees 1-7 days of expedited delivery, slashing the time from production to market launch for brands.
Product Edge & Competitive Strength: Winning the Market with Differentiation
The DUOZI Vitamin C Electrolyte Drink stands out in the crowded market with its scientifically formulated blend and consumer-centric design, providing brands with a powerful market weapon. Each serving is enriched with 24 key nutrients, electrolytes, 7B antioxidants, and 10 essential vitamins, with vitamin C as the star ingredient to anchor its immunity-boosting core function.
Beyond enhancing immunity, the formula also promotes collagen synthesis, boosts iron absorption, and delivers potent antioxidant effects. Crafted with non-GMO and gluten-free ingredients, it aligns with modern consumers’ pursuit of clean labels and healthy choices. The 30ml×10 sachets/bottle packaging is portable and travel-friendly, while customizable flavor options allow brands to cater to regional taste preferences and niche market needs.
Partners further benefit from a 20% factory-direct price advantage, balancing cost-effectiveness with premium quality to strengthen market competitiveness. Targeting adult consumers (excluding pregnant women and newborns) and boasting a 24-month shelf-life, the product offers strong market adaptability and long-term viability.
Tailored Service Support: Empowering Brands Every Step of the Way
Kangmeihui’s OEM/ODM services are designed to streamline the product development and launch process for brands of all sizes. It offers free sample design and custom brand customization, with design drafts delivered within 48 hours and bulk production completed in just 2 weeks—significantly shortening the product cycle.
With a low MOQ of only 5 bottles, the service welcomes both emerging brands and established enterprises, lowering the entry barrier for market entry. The professional customer service team ensures a response time of ≤24 hours, addressing inquiries and resolving issues promptly. From label design to packaging solutions, every detail is tailored to reflect the brand’s unique identity, helping partners stand out in the market.
In the fast-growing functional beverage sector, DUOZI Vitamin C Electrolyte Drink’s OEM/ODM services offer a seamless blend of strength, quality, and efficiency. Guangzhou Kangmeihui Biological Technology Co., Ltd. is dedicated to partnering with global brands to co-create high-performance products that resonate with consumers.

By:Global OEMs