详见中国山东政府采购网公告：
http://www.ccgp-shandong.gov.cn/sdgp2017/site/index.jsp#/article/site/0301/BPgShrB3afAFV9szHn022jV6oIJlChMTR8qWUtCDfJf7FB5D8ds1KdLAEejfbVXuirfs4KuMIqRWZ94xwJnk_y0HvoqQh_tmyADdzEBfl6VaGCoM4-Q0UJf8dFGYzdt8m2Wix8Vcqfy-3w==