According to a news report published on December 9, 2021, When the MoU was signed, Bangladesh also sealed a $1 billion arms deal with Turkey. Previously Bangladesh signed a similar contract with Russia in 2013.
couldn't find the ''local newspaper'' (its not concrete)
Is it concrete now?
https://www.ajkerpatrika.com/98803/তুরস্কের-সঙ্গে-সম্পর্ক-তলানি-থেকে-শিখরে
According to a report published on 19th November, Bangladesh bought MLRS, AShM and air defense system from Turkey in June.
https://samakal.com/bangladesh/article/211185623/সমরাস্ত্র-কেনাকাটায়-কৌশলী-বাংলাদেশ