Perodua drops prices of the Viva, why Perodua is successful and why Proton aren't

You've got to hand it to Perodua. The second national car maker has dropped prices for their cheapest model again. 

Viva 660 BX manual – RM22,000 ( from RM25,000, less RM3,000)
Viva 850 manual – RM27,900 (from RM33,200, less RM5,300)
Viva S auto – RM29,900 (from RM35,200, less RM5,300)
Viva Elite MT – RM32,900 (from RM38,200, less RM5,300)
Viva Elite AT – RM36,800 (from RM41,300, less RM4,500)