Additionally, 110 construction workers are reportedly missing.
Deputy Prime Minister Anutin Charnvirakul stated that rescue teams would work through the night.
He attributed the collapse to the failure of the buildings lower columns.
BREAKING NEWS: A massive 7.7 earthquake rocks Myanmar & Thailand!
Video showing people being rescued from the rubles of the collapsed buildings.
I witnessed a five-story building collapse in front of my eyes.
Everyone in my town is out on the road and no one dares to go back inside buildings.
Footage shows the destroyed Ava Bridge over the Irrawaddy River, with its arches leaning into the water.
The earthquake was followed by a powerful aftershock and several more moderate ones.
- Footage shows residents screaming as a tower snaps and falls from the temple.
Unbelievable scene in Bangkok: Earthquake hits while folks swim in a skyscraper pool.
Its epicenter was Mandalay, Myanmar, over 1200 kms from here.
It is unclear how the fire started.
The military coup then sparked a civil war.
As a result of the armed conflict, more than three million people have been internally displaced in Myanmar.
The United Nations stated that more than a third of the population are in need of humanitarian aid.
The Myanmar Red Cross Society has deployed a response team to Mandalay.
It said electricity and internet are down in several parts of Myanmar, including Mandalay and Sagaing.
We currently have concerns for large scale dams that people are watching to see the conditions of them.
We anticipate the impact to be quite large.
It is now safe for everyone to return to their accommodations, Shinawatra said.
The buildings with issues are those under construction, where both structural integrity and wall stability are concerns.
We want to reassure the public that the aftershocks following this event will not pose a significant threat.
Residents of high-rise buildings that sustained minor damage can safely return to their residences.
It was shaking and I felt dizzy, he toldCNNof the moment the building began to rock.
After the boom, I couldnt see anything.
I was just running to find a way out.
I started looking for my coworkers.
Things got chaotic and people were starting to leave.
My body was covered in white dust.
When I got outside, the rescue team helped wipe off the dust.