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Category Herb Sourcing Guides

Herb sourcing guides for importers, distributors and purchasing teams sourcing bulk Chinese herbs, Chinese herbal slices and TCM raw materials from qualified suppliers.

Herb Sourcing Guides

How to Choose Dong Quai (Angelica Sinensis / Dang Gui): Grades and Quality Signs

How to choose Dong Quai root slices (Angelica sinensis / Dang Gui)

How to choose Dong Quai (Angelica sinensis / Dang Gui) — judge oil content and aroma, read head, body and tail grades, spot sulfur treatment, and know what to check before ordering in bulk.

Aile Herb
July 1, 2026

Herb Sourcing Guides

How to Choose Astragalus Root Slices

How to choose astragalus root slices (Huang Qi) — read the cross-section, spot sulfur treatment, understand grades and cuts, and know what to check before you buy in bulk.

Aile Herb
July 1, 2026