The Xiaomi 9T (or the Redmi K20 international edition) was recently announced and confirmed availability in Malaysia. The 6GB+64GB variant was sold out in 2 hours on 26th June. If 64GB is not enough, you can opt for 128GB variant which will be available 6th July onward.
The Mi 9T 128GB variant shares the identical specifications with the 64GB variant with the exception of larger storage. You can grab it from official Xiaomi Store 6th July.