Nano Memory card is a SIM card size data storage card which is designed by Huawei. Now, you can read this post to get some information about it.
Huawei announces 'NM card (nano memory card)' smaller than microSD card - GIGAZINE
The New Nano Memory Card Included in Huawei's Mate 20 Phones - MyMemory Blog
Quick SD Card Speed Test on Windows PC/Android/Mac - MiniTool Partition Wizard
News - Page 629 of 685 - MiniTool
Matebook X Pro Hackintosh guide (Thanksgiving special) : r/MatebookXPro
The 8 Best Memory Cards for Huawei of 2024 (Reviews) - FindThisBest
Microsd: Explained: What is Nano Memory and how is it different from microSD cards? - Times of India
Huawei NM Card - What is Nano Memory?
Nano Shinonomehuawei Nano Memory Card 256gb Uhs-i High-speed For P30/p40/mate40 Series