This is possible if the blueberry extract samples are offered not in free way. It is great honor for Green Stone Swiss Co.，Itd to be your supplier. If the sample charge cannot be refunded, a discount may be offered. If the sample charge is refunded, details may be listed in the contract signed.

Green Stone centers on developing into a global brand. Green Stone focuses on providing a variety of weight loss ingredients for customers. Green Stone natural weight loss must pass the following physical and mechanical tests. They include antibacterial test, color fastness test, suture reinforcement strength test, odor test, and dimensional fit test. The product is essential to improving health. Our team has rich experience in manufacturing moisturizing ingredients, independent research and software & hardware development. The product features the desired security and mildness.

To be at the leading position, we continuously improves and thinks in a creative way. Please contact us!