Its shares rose 6.1% to CNY 7.01 ($1.14) in early trading in Shanghai.
This is the highest level for three years.
The company has announced the restructuring of some manufacturing and research businesses.
It will also set up four new holding companies, it told the Shanghai stock exchange.
In September, CSIC was reportedly considering a plan to open up to new investors through share swaps and bond issues, as well as letting workers buy equities.
CSIC
