TaoSign Corporation specializes in research and and manufacture of
Gardenia Yellow,
Gardenia Blue,
Lac Color,
Lutein, Marigold Oleoresin,
Safflower Yellow,
Kaoliang color(Sorghum red),
Red grape peel color,
Cacao pigmen,
purple sweet potato color,
Red rice red,Sodium Copper Chlorophyllin,Oil -Soluble Chlorophyll  
Maize Yellow,
Natural carotene
 
Contact person: Allen Zheng
TaoSign Corporation

allen@taosign.com