French citizens can find the contact info of their representatives here :

http://www.assemblee-nationale.fr/13/qui/circonscriptions/?h...

Information (in french) about why this law is bad can be found here : https://www.laquadrature.net/node/9205

and here : https://sous-surveillance.fr/#/

The programs (that probably already exist to a certain extend anyway) permitted by this law are similar in scope (but not in scale) to what Edward Snowden revealed.