摘要
On August 29th,2008 Chongqing Chemical and Pharmaceutical Holding(Group) Com-pany(CCP) held a ceremony for starting the construction of 4 chemical projects,matching for the 400 000 t/a MDI (diphenylmethane diisocyanate) integrated project in Chongqing Chemical Industry Park,Chongqing municipality.The total investment of the 4 projects