Greentest portable food tester, with technology from Russia, can tell you in 3 seconds whether harmful substances in vegetables, fruits, and meat exceed the standard. The product has obtained CE certificate, CQC certificate, WEEE certificate, SGS certificate, Taiwan inspection certificate, and quality supervision food inspection certificate both domestically and internationally. The invention of Greentest is to provide a healthier lifestyle, allowing people to have more knowledge and choices about their lives, and make wiser decisions about food choices. Welcome to join us!