Erdene Resource Development Corp. has provided an update
on its principal projects in conjunction with the release of its first quarter
2010 financial results. The highlights mention that the Zuun Mod Molybdenum
Project optimization and modeling studies are under way; and so are
preparations for regional coal and metal exploration programs in Mongolia.

With pit optimization and scheduling studies on the Zuun
Mod deposit completed, it is anticipated that the information will be used to
create a financial model on which to base decisions regarding the advancement
of the project to the pre-feasibility stage.

Erdene has evaluated every known coal occurrence in
Mongolia and completed over 250 site evaluations, and has now focused on
certain prospective areas and potential acquisitions. A budget of USD1.9
million is in place for 2010 coal exploration programs in Mongolia, which is
fully funded by Xstrata Coal Canada Ltd. through the Erdene-Xstrata Coal
Alliance. The company has also carried out a comprehensive regional exploration
program for porphyry related copper-gold-molybdenum mineralization in
south-western Mongolia.