Which one in Jiaonan is better to add a piece?

Qingdao xinxingfa environmental protection building materials co., ltd.

1, lightweight. Qingdao Xinxing Fa Environmental Protection Building Materials Co., Ltd. is located in Haixi Road, Huangdao District, Qingdao (formerly Jiaonan City). The bulk density of aerated brick is between 400 and 800 kg/m, which is only 1/4 or 1/3 of clay brick and lime-sand brick.

2. Earthquake resistance. The aerated block of Qingdao Xinxing Fa Environmental Protection Building Materials Co., Ltd. can produce certain deformation when it is squeezed, which protects the whole from being destroyed, and has small inertia force and strong earthquake resistance.