联系人：杨建国
联系电话：561****3;530****0;562****5;
联系地址：北京市房山区良乡地区月华大街8-A号楼202-30
网址地址：www.shengmingji.com; www.smj-jiagu.com; www.smj-jingshuiji.com; www.smj-jieneng.com; www.smj-anfang.com;