Jinan bangda chemical co.,ltd. is an integrative enterprise. researching, manufacturing and marketing the pharmaceutical raw material and the intermediate. apply to the anticancer, analgesia anaesthesia and heart blood vessel of brain. specially in the synthesis field of camptothecine and bromine is keep ahead of domestic. more than 80% products are for exportation .there is a post-doctorate workstation of company, and set up a long-term cooperation with many research institutions and the phar