An automatic tray stacking machine transports rice seedling trays at a smart seedling cultivation center in Muba township, Peng'an county, Sichuan province. [Photo by Liu Yonghong/For chinadaily ...

Read more: 8 Hammer Types And When To Use Them Make a stylish tiered stand for storage or décor by stacking several serving ...

“This work comprises 10 structures made of closely-stacked layers of avocado trays, piled upwards or resting on their side. “The stacking of these objects relates to the layering of historical ...