Livestock & Poultry Disease Test Kits As the major and professional manufacturer of test kits, Ringbio has wide range of diagnostic kits for the quick detection of infectious diseases and the antibodies in livestock and poultry. Swine test kits Rapid tests, ELISA & PCR for disease of pigs. Cattle test kits Rapid tests, ELISA & PCR for disease of cattle. Goat & Sheep test kits Rapid tests, ELISA & PCR for disease of goat and sheep. Poultry test kits ELISA, rapid test and PCR for chicken disease.