Shangkang new wall material development ltd. Is based in shanghai, china, where china gives priority to our international finance city. Shanghai is the economic, financial, trade and shipping centre of mainland china, with a large industrial base in china and a large port of foreign trade. Founded in 2004, hengcang has introduced advanced japanese know-how and fine technology to produce standard-compliant, new-style green and green wall - “silican algae mud” - which, thanks to the many advantages of shanghai, has grown to become a professional producer of silican mosaic that combines scientific research, production and marketing. It is a member of the eco-environmental building materials branch of the china building materials federation and has been certified by the china environmental marker and the iso 9001 international quality management system. Honours were awarded to members of the shanghai city integrity union, the shanghai city green building materials reference ...