We, The standard Co., Ltd (TS) are the leading medical devices manufacturer in Korea. Among of our qualified produced items, the Black Eye endoscopic marker is tattoo base medical device for marking inGastrointestinal Tract (GI Tract). The Supreme quality Black Eye endoscopic marker is now selling to more than 40 countries' customers at the moment. Based on our experience, we developed semi- permanent tattoo ink “SEPIA” for skin (Eye brow, Eyeliner, Lips)