Lv Huang, Boehringer Ingelheim swine business technical director, head of health manager center (HMC), member of national technical committee on animal health of standardization administration, member of American association of swine veterinary. Graduated from shanghai vet research institute, CAAS; service for field swine health management more than 10 years. Published and made oral presentation on international journalist/conference more than 20 times. Leading 5 step PRRS control and area/regional swine disease elimination technologies.