... hatching rate isacomplished because of the most advanced production technology,the mostaccurate control system,the idealest anologue system,the ... for 30 years.2.Heating system:using the latest technology--carbon fiber heatingplate,spreading heat area is big,the ... perforationbolt,intensity and the coefficient of safety are high.8.Sealing technology:Automatic magnetic seal,it can save more than 40% ...