This is *** from Jilin Huiqiang Biotechnology Co., Ltd. We are the manufacturer and supplier of amniotic fluid detection panty liner, which is an in vitro self-test that allows detection of possible amniotic fluid leakage in the event of pregnant women sensing unidentified vaginal wetness. Advantage Non-invasive,100% safety detection between 16 to 37 gestational weeks Self test available, at anywhere and anytime Accuracy rate reach to 97.5%, and result is easy to read Detects even minimal amounts of Amniotic leaks Clearly distinguishes between amniotic leakage and urine