Hi Justin,
Thank you for volunteering your assistance for the animals. Which city are you located in? There are various animal shelters around Malaysia that you can contribute to.
If you are in KL/PJ area, you may want to check out the following shelters/animal welfare groups. Please proceed to their corresponding pages for further information.
PAWS
http://www.petfinder.my/members/PAWS/
SPCA Selangor
http://www.petfinder.my/members/SPCA/
Save A Stray
http://www.petfinder.my/members/Jacqueline/
Malaysian Dogs Deserve Better
http://malaysiandogsdeservebetter.blogspot.com/
Furry Friends Farm
http://www.furryfriendsfarm.org.my