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Welcome to Xi'An Rainbow Bio-Tech Co., Ltd., your premier partner in high-quality contract manufacturing dietary supplements. As a leading manufacturer in the industry, we specialize in providing top-notch services to our clients, offering a wide range of customization options to meet your specific needs. Our state-of-the-art factory ensures that all products are manufactured to the highest standards, guaranteeing quality and safety for your customers. At Xi'An Rainbow, we understand the importance of creating supplements that not only meet regulatory requirements but also exceed consumer expectations. Whether you are looking to develop your own brand of dietary supplements or looking for a reliable partner to produce private label products, we have the expertise and resources to bring your vision to life. Contact us today to learn more about our pricelist and start the process of creating high-quality, market-ready dietary supplements. With Xi'An Rainbow Bio-Tech Co., Ltd. as your contract manufacturing partner, you can trust that your products are in good hands.