... Borunde Building Materials Co., Ltd., formerly called Hebei Aite Board Co., Ltd. is established in 1999. It’s ... 100 mu; has two world-leading calcium silicate board production lines with daily capacity of 8,000sq.m ... ., one mimeral wool board production line with daily capacity of 20,000sq.m ... with daily capacity of 3,000 pieces. Mineral fiber board producing machine producing line