Here are some of the top online selling platforms in Malaysia for self-published books:

- Lazada - Malaysia's largest e-commerce site with over 10 million products. Lazada has a large user base and is very popular for selling all types of items, including books. Their UI focuses on localized payment and shipping options.

- Shopee - Another major Malaysian marketplace that has been growing rapidly. Shopee offers good inventory and order management tools. They cater well to local Malaysian buyers and have simple self-publishing guides.

- Awani Books - One of the largest Islamic bookstores in Malaysia with over 20 physical locations. Their online store is very robust and specializes in religious titles. This could be a good channel for faith-based books.

- Kinokuniya - A respected Asian bookseller with many brick and mortar stores in Malaysia. They have a large selection of English and bilingual books available through their Malaysian website.

- Popular Bookstore - A premier book retailer in Malaysia for over 60 years. Their e-commerce platform is optimized for finding titles related to Malaysian education, culture and interests.

- FINEO - Operated by Utusan, this platform connects self-publishers with major Malaysian book distributors and retail chains. It offers greater printing and supply chain support locally.

- EBook Malaysia - Dedicated ebook store supporting major formats. Provides Malaysian payment options and visibility in local libraries and book clubs digitally.

Focusing distribution across these top local platforms helps Malaysian authors most effectively reach their target domestic readership. Wide coverage is ideal.