From Raw Materials to Your Own Brand
Xi'an Rui Zelin Bio, Your Natural Herbal OEM Customization Expert

With the growing trend toward health-conscious consumption, more and more brands are eager to enter the fields of herbal extracts, functional foods, and natural health products. However, from raw material sourcing, formula R&D, to large‑scale production and quality testing, every step presents challenges. How can you quickly turn your product ideas into market‑ready finished goods? How can you ensure stable quality and full regulatory compliance? The answer is – choose a professional and reliable OEM/ODM partner.

Rooted in Xi'an, Focused on Natural Herbs

Xi'an Rui Zelin Bio Tech Inc., established in 2018, is located in the Economic and Technological Development Zone of Xi'an, Shaanxi Province. The company specializes in the R&D and sales of plant and animal extracts, pharmaceutical intermediates, health products, cosmetics, and food technologies, providing high‑quality natural raw materials and customized product solutions to global customers.

With over 20 years of foreign trade experience, Rui Zelin Bio has grown into an integrated supplier combining production and sales, exporting products to many countries and regions worldwide.

Why Choose Rui Zelin Bio's OEM Customization Services?

1. One‑Stop Full‑Chain Service – Save Time and Effort

From product conception, formula design, and raw material procurement, to manufacturing, quality testing, and packaging customization, Rui Zelin Bio offers a complete OEM/ODM one‑stop solution. All you need to do is provide your brand concept and market requirements; we handle the rest.

2. Diverse Product Formats – Flexible Options

👉 Capsules 👉 Tablets 👉 Powders 👉 Tea Bags 👉 Liquid Drinks 👉 Concentrated Juices 👉 Plant Extracts

Rui Zelin Bio can customize production according to your needs. A wide variety of dosage forms gives your products a competitive edge.

3. Strict Quality Control – Full Compliance

Quality is the lifeline of our products. Rui Zelin Bio has established a comprehensive quality management system equipped with advanced testing equipment, ensuring strict quality control from raw material intake to finished product dispatch. Whether you target international markets or domestic distribution, we help your products launch efficiently and in full compliance.

4. Professional R&D Team – Custom Formulations

The company has an independent R&D team capable of developing exclusive formulas based on client needs. Whether you need a single extract or a complex herbal blend, we can create differentiated core formulations that make your brand stand out.

5. Flexible Cooperation Models – Low‑Threshold Launch

We support OEM (client‑provided formula for private labeling) and ODM (factory‑led turnkey customization) and many other collaboration modes. With rapid prototyping and small‑batch flexible production, we enable brands to start projects with lower entry barriers and accelerate time‑to‑market.

Broad Service Scope – Empowering Diverse Brands

Rui Zelin Bio's OEM customization services cover multiple industries:

• Health foods and nutritional supplements（Capsule OEM ｜ Tablet OEM）
• Functional foods and solid beverages（Powder customization）
• Herbal teas and tea bags（Tea bag OEM）
• Natural cosmetic and skincare ingredients（Plant extracts）
• Pharmaceutical intermediates and plant extracts
• 

Let Your Brand Dream Take Off Here

In an era where product quality and excellence define success, choosing the right partner is half the battle. Xi'an Rui Zelin Bio Tech Inc., with its professional R&D capabilities, rigorous quality control, and flexible customization services, helps every brand client transform the health concept of natural herbs into truly great products.