কনস্টেবল থেকে এএসআই পদে পদোন্নতি কিভাবে হয় | বাংলাদেশ পুলিশ

How does a policeman get promoted from constable to ASI? To get promoted to the post of ASI, what test to participate? All the topics are discussed in detail in this video.
#constable
#to
#ASI
#promotion
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