From the collection, transportation, cleaning, storage and powdering of the herbs, to extraction, refining and separation, drying and packaging, products from SUPTEK come out under the strict GMP terms. Products from SUPTEK are produced by Organic Solvent Extraction and/or Supercritical Carbon Dioxide Fluid Extraction according to the materials’ chemical and physical characteristics. The drying methods include Low Temperature Vacuum Drying, Spray Drying and Frozen Drying. SUPTEK take the essence from the nature and in return SUPTEK pay great importance to protect the Nature, SUPTEK keep the waste water, extraction residue, waste gas under strict control. To lessen the air pollution, SUPTEK utilize the gas boiler instead of the cheap coal boiler.