Ox gallstone (Niuhuang) is available for export. They are thoroughly dried in ideal and DARK ventilated. Goog quality.
QUALITY DESCRIPTION:

We have gold and yellow, then brown colored. We have whole pigeon-egg size as well as the broken ones.Natural and cholesterol-free

The goods are thoroughly dried in ideal and DARK ventilated spaces and have neither been exposed to light, sunlight, nor to humid conditions. Are well dried with less than 5% moisture content. Free of queer materials, impurities, pipes, blood and rough textured stones, fake stones or other impurities. Yellowish/ Red/ Chocolate Brown coloured merchandise with conical, square, cylindrical shapes and large, medium, small & tiny sizes lumps/pieces variation. Mostly ovoid, subspheroidal, tetrahedral or cubic, varying in size, 0.6-3 cm (maximum to 5.0-7.0 cm) in diameter, some are tubular or in broken pieces. Externally yellowish-red to brownish, some with a layer of black lustrous thin membranes. Some rough, with wart-like protuberances. Light texture, fragile, easily peeled, fracture golden yellow, with fine dense concentric circular lines, some with white core, odour, aromatic; taste, bitter. Stock is genuine and natural OGS obtained from cattle free from bovine diseases.
Ox gallstone now. We are sourcing for it.

So, give us the quality and quantity you want. Also the mode of supply . Maybe weekly or monthly.