Realin implements professional operation from the beginning, and control the quality of raw materials strictly.From resources census, selection of raw materials base site, seeds-selection, planting, harvest, to the suppliers evaluation and control. Most of the raw materials we use are originally produced In China. we have built our own raw material bases such as Polygonum cuspidatum base, Sophora flavescens ait base, Pueraria base, and so on, through which sufficient quality raw materials are available through the year, thus stability of quality and quantity of raw materials are guaranteed.

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