PharmaBlock Sciences (Nanjing), Inc. provides chemistry products and services throughout the pharmaceutical research and development, and commercial production. It primarily businesses include building blocks collection, supplying from discovery, development to commercial; building blocks driven libraries for drug discovery; development and manufacturing of RSMs, intermediates, APIs, and drug products for drug development and commercial. The company was founded in 2006 and is based in Nanjing, the People's Republic of China.