Background: As a traditional Chinese medicine. the Colla corii asini (CCA). obtained from the skin of Equus animus L. has been used to nourish blood in China for more than 2000 years. https://www.lightemupsequences.com/flash-pick-Tiki-Luau-Shaped-Thank-You-Cards-Tropical-Hawaiian-Summer-Party-Thank-You-Note-Cards-with-Envelopes-Set-of-12-top-super