Trencadis - Park Guell, Barcelona Trencadís is a type of mosaic used in Catalan modernism, created from broken tile shards. The technique is also called pique assiette. This mosaic is done using broken pieces of ceramic, like tiles and dinnerware .
A classic picture comparing Shanghai in 1990 & Across the river is Pudong district, the financial hub of the city. Based upon the pure physical infrastructure you can see how quickly Shanghai and China as a whole are developing economically.