Recently the Mi 9T was certified in Thailand, Taiwan and Singapore which makes the launch imminent.
The upcoming Redmi flagship will also be part of the Android Q beta program.
The company had earlier squashed rumours of the device being called Redmi X.
Android Q' beta will come with dark theme, new iPhone-like gestures, Smart Reply, smart suggestion, more.
Xiaomi Mi 9 is also said to come with a 32 MP selfie camera and a 3,000 mAh battery pack.
The Xiaomi Mi 9 features a Snapdragon 855 SoC without Qualcomm's 5G-ready Snapdragon X50 modem.
Apart from the global release of the Mi 9, Xiaomi is expected to showcase a number of other products.
The biggest departure from previous Xiaomi flagships is the triple rear camera setup on the Mi 9.
Xiaomi will reportedly launch the Redmi Note 7 Pro after unveiling the Mi 9 on 20 February.
Xiaomi Mi 9 and its variants are expected to be officially announced on 20 February.
Xiaomi Mi 9 Transparent Edition details revealed, the flagship will debut on 20 February
Xiaomi Mi 9's global launch is scheduled for 20 February.
The Xiaomi Mi 9 is scheduled to be launched at the Mobile World Congress 2019.
It still isn't clear if the Mi 9 has any plans of making it to India given that the Mi 6 and Mi 8 has not.
CEO Lei Jun and brand ambassador Wang Yuan confirmed that the Mi 9 will feature the Snapdragon 855.
Xiaomi Mi 9 leaked renders reveal minimal bezel notch-style display, triple camera setup at the back.
Xiaomi MIX 4's camera lens might have a periscope lens which allows for greater optical zoom.
The GPU inside the Qualcomm Snapdragon 8150 is believed to be the Adreno 640.
The leaks state the Mi 9 to come with a 6.4-inch AMOLED screen with an under-display fingerprint reader.
Xiaomi Mi 9 may also come in a 10 GB RAM variant, along with an 8GB and 6GB RAM option.