On 19th December was held in Weifang a Poultry Technical Seminar by Biovet in the city of Weifang with the presence of numerous technical and poultry producers. In the same, major diseases affecting the productivity of poultry companies was presented, causing between 20 and 50% of economic losses and put the economy struggling thereof. Emphasis was placed on the incidence of infectious toxic hepatoenteritis, fungal infection and micotoxicosis, fats quality and infectious bronchitis. During the conference outcome data obtained by applying Alquermold Natural liquid was presented.