(In 1998, the Product Concrete Center only had one batching plant in Siyuanqiao. By 2003, it had three batching plants in Siyuanqiao, Shilibao and Baiziwan; six production lines; and more than 100 transportation and pumping equipment. With the continuous expansion of enterprise design, how to combine resources more reasonably and give full play to the design benefits is a matter of management.)