I've been in the Vicinity,But not in Malaysia!Your best friends/tools-Get a Malaria shot,ASAP!Machete,Nylon Everything:Ditch the leather products,Hi-Top Converse tenny's-Keeps your feet cool/Easy to wash,& Work exceptionally well in Muddy terrain,Cheap&Tough!Hire/Befriend someone from the Many University's there,that know Botany/Herpetology/Biology.Don't Eat Durian Fruit,For ANY Reason!Watch out,"Them Monkey's Bite"!,Be on your Very Best Behaviour,Westerners are Low,On the Food Chain,in them Parts!Even if you are Not a Smoker,Keep cigarettes/Bic lighter with you,At ALL times-Xlnt fire starter,De-bugging purposes,Good will gesturing for Indiginous Folks!Rubber is Easy to come by in them Parts,as it grows there,So always keep everything cinched with Rubberbands-Probably the Best Firestarter in the Jungle!If you don't,Learn to Eat Bugs,Everyone does,& It Could/Will save your life,& They are Quite Delicious!They are some of the Most Accomodating Folk's on this Planet,but they have Laws that require-Strict Adherence,Any deviation,& You will know it,Quickly!You probably know this stuff,already,But just in case!Learn Chinese if you can!Unless they happen to be Surfers or Scientists,Stay away from the "Hippies",Many eyes are watching them,Drug use is Tolerated only with Death! Now,Go out & Have some Fun!