1. IOI City Mall – Malaysia

IOI City Mall is a shopping mall located in Sepang District, Selangor, Malaysia, which was developed by IOI Properties Group Berhad and opened in November 2014. It is positioned as a “mid-upper-class mall” to draw about 1.8 million people from the southern corridor of Putrajaya, Cyberjaya, Kajang, Bangi, Seri Kembangan, Serdang, Puchong, Bukit Jalil and Subang Jaya.

The second phase of the mall opened in 25 August 2022, making as the largest shopping mall in Malaysia surpassing 1 Utama, as well the largest mall in Southeast Asia and second largest mall in the world.

2.  CentralWorld Mall, Thailand

Formerly known as the World Trade Center, the grand CentralWorld in Bangkok is hailed as the eleventh-largest shopping centre in the world. The gorgeous complex takes pride in its extensive collection of about five hundred retail stores. Be it local Thai brands or international high-end brands, CentralWorld houses a large number of reputed stores. Right in front of CentralWorld is a huge area which is where people come on New Years’ Eve for the ultimate countdown to welcome a new year.

In 2006, after three years of design and renovation, CentralWorld was expanded to 550,000 m2 (5,900,000 sq ft) of shopping mall and 830,000 m2 (8,900,000 sq ft) of complex, topping nearby rival Siam Paragon in terms of size.

3. 1 Utama Shopping Center, Malaysia

Standing tall since 1995, the largest mall in Malaysia, namely the 1 Utama Shopping Center, has bagged its place as the seventh-largest shopping mall in the world. With six floors that are home to over seven hundred retail stores, the shopping centre has quite a reputation. The mall is located in Petaling Jaya.

With six floors with 713 retail stores, this shopping mall located in Petaling Jaya is quite popular.

4. SM City North EDSA Mall, Philippines

Located in Quezon City in the Philippines, the ginormous SM City North EDSA Mall was inaugurated in the year 1985. At present, only seven malls in the world occupy a greater gross floor space than the SM City North EDSA Mall. The shopping mall is categorized into the Annex, the City Center, the Sky Garden, the Block, the North Towers, the Interior Zone, the North Link, and the Car Park Plaza.

5. SM Megamall, Philippines

The third largest shopping mall in the Philippines and the thirteenth largest in the world that is developed and operated by SM Prime Holdings, the glorious SM Megamall is located in Mandaluyong and was inaugurated in 1991. The two main buildings are the Building. building A and Building B, along with Mega Atrium, Mega Fashion Hall and Building C, the mall has a total floor space of 474,000 square meters (5,100,000 sq ft) and maximum capacity of four million people.

According to Wikipedia and holidify.com