FSTest provides a rapid chemical residue screening solution for beef, pork, and poultry exporters to prevent port rejections and ensure shipment continuity. Designed for fast on-site testing, the streamlined workflow delivers individual results in 1–1.5 hours and combined screening in just 3 hours across key antibiotics, β-agonists, and parasiticides. Validated with 100% qualitative concordance against official LC-MS/MS methods, it serves as a reliable pre-shipment firewall for confident export release decisions.