Xi 'an Yanhao Bio-tech Co., LTD., adhering to the principle of quality first, strict product quality overweighing control, warehousing, factory inspection principles.

The company built its own laboratory, responsible for the products of microbial, moisture, ash, bulk density, content and so on test. In addition, we have established long-term cooperative relationship with SGS, a third-party testing institution in Europe. For customers concerned about product parameters, heavy metals, benzopyrene, agricultural residues, ethylene oxide, nutrition list and other items regularly send inspection.

The establishment of quality control system can ensure that the key quality indicators from raw material acceptance, semi-finished products, finished products and other links can meet the requirements of quality standards;

Ensure that the auxiliary materials, solvents and packaging materials used in the production process meet the requirements of relevant countries and regions;

Ensure that the product quality of Yanhao meets the high standard of China, the United States, Europe and other markets;