In order to ensure the quality of products, Green Stone Swiss Co.，Itd has established a complete set of QC system. Our stevia powder will be tested and evaluated to determine whether they meet required performance specifications before they are launched to the public. In the company, the maintenance of a quality management system is crucial for us.
Green Stone is a company specializing in the creation of innovative Anti-oxidation Ingredients. Green Stone's active pharmaceutical ingredients series are created based on unremitting efforts. The product is free of harmful chemical substance. During the preliminary stage, all of its materials and parts have been tested and proved toxic-free. The product is essential to improving health. Excellent performance makes this product ideal for use with all types of projectors, particularly with the increasing demands of high definition material. The product can stay fresh for a long time.
Our goal is to provide customers with the highest quality products and excellent service at the best price/performance ratio. We aim at being a long-term strategic business solution with all our customers.