About 50 people, including 11 children, were rescued from the capital’s Azovstal plant in Mariupol.
Those who were released from the besieged place spoke of their “hell” in appalling conditions from within.
They join 100 others, recently rescued, who hid in the plant without food, water or medicine.
The Red Cross and the United Nations are working with the Ukrainian authorities to try to reach those who remain, which is about 2,000 Ukrainian fighters and hundreds of civilians.
Additional rescue missions are planned in the coming weeks.
Mariupol has survived some of the worst attacks of the conflict so far, with dozens of buildings destroyed and thousands killed.
Azovstal Metal Plant. the last part of the city is still in the hands of Ukrainian fighters – and they swore not to give up.
The huge industrial complex in the east of Mariupol occupies 4 square miles.
Evacuated civilians hiding in the plant’s bomb shelters were taken to a refugee camp in the village of Bezymyannoye
On Friday, President Volodymyr Zelensky said Ukraine was working on “diplomatic efforts” to rescue those still trapped.
“Influential mediators, influential states are involved,” he said.
It is reported that Russian troops gained access to the plant resulting in an electrician who knew his sprawling layouts.
Captain Svyatoslav Palamar, who as deputy commander of UkraineThe Azov Regiment led the defenders to the mill, recently told Ukrainian television that “heavy, bloody fighting is going on.”
The fall of Mariupol is the main goal of Putin and Moscow.
This would deprive Ukraine of a vital port and allow Russia to create a land corridor to the Crimean peninsula, which it seized from Ukraine in 2014.
A victory would also free up troops to fight elsewhere in the Donbas, an eastern industrial region that the Kremlin says is now its main target.
There are fears of a re-attack on the steel plant, on the eve of the Russian Victory Parade on Monday.
Ukrainian intelligence has even suggested that Moscow plans to hold part of the event in Mariupol.
In a terrible statement, Kremlin spokesman Dmitry Peskov said on Friday: “It’s time to celebrate Victory Day in Mariupol.”
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