天津德米尔自动化设备有限公司

select id,productname,image,descriptions,prodsortid from plproduct where userid='demyer' AND productsortid='2749851' AND (class>-1 or class=-3 or class=-1000 or class=-1001) and yzt2 in (2,3) order by xuhao asc limit 0,10===2