David Biotech Co., ltd is a one of the largest suppliers of in vitro rapid diagnostic test kits. Our products include hcg pregnancy test, lh ovulation test, hbsag test, anti-hbs, anti-hbc, hbeag, anti-hbe, anti-hcv, m-t hcv, anti-syphilis, anti-gonorrhea, anti-hiv1 / 2, afp test, psa test, h. Pylori test, strep a test, urine test, blood glucose test and different tests for drug abuse, malaria test, bird flu test, dengue test, tb test, alcohol test, cardiac marker tests etc.