TaoSign Corporation specializes in research and and manufacture of Natural Vitamin E,L-Theanine,Aminobutyric acid (GABA),Natural Vitamin E,L-Theanine,Aminobutyric acid (GABA),d-a-tocopherol acid polyethylene glycol1000 succinate.
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Contact person: Allen zheng
TaoSign Corporation
allen@taosign.com
L-Theanine