... type Brood Rearing Cages 1 Material:Q235 bridge steel 2 Size:1.74*0.56*1.62m 3 MOQ:50 4 ... ;Lifespan:15 year more eclipsed form Brood Rearing Cages Specification: 1.74m(L)x 1 ... meat above 25%, saving feeding space, increasing 1 to 1.5 times available spaces, decreasing 50%-70% ... 50%-70%. Furthermore, it saves more than 1 times feeding time and effectively increases the survival ...