The 23rd International refrigeration, AC, pemanasan sarta ventilasi, Ventilasi, Frozen Food Processing Pameran ngaranna Cina Refrigeration Expo dilaksanakeun dina April 11th ka 13th, 2012 di Cina International Exhibition Center (Tempat Anyar), Beijing, nu téma "Inovasi, enegy". savin...
Maca deui