hi bieyatie，actually you can download the smartshopper apps to know cheaper price for diaper, milk powder, grocery..etc at shopping mall or pharmacy. My son currently use mamypoko and merries, i love both brand but the price quite expensive seldom got promotion at shopping center. Last 2 days i just brought 4packs of Merries Jumbo pack at  RM169.75 at 11street, less thn 45 per pack and some more deliver to house with no charge!!    you may go to this link to purchase ya..
http://www.11street.my/product/ProductDeta...?prdNo=19595426

let's said u are new member , you can draw coupon 90%/30% or my Cyber sales coupon to apply on the product ya...remember use app purchase then u are entitle to get 5% cash back...After that you will fall in love to buy online, it really cheap..

If different brand, can choose drypers la.. now they got cybersales event, i think this one really cheap too..  http://www.11street.my/productdetail/free-...e-with-19628753