For The duration of this situation, a manual hand survey simply cannot manufacture a correct map. Due to the fact tapes and chains have lots of constraints and mistakes. That’s why the electronic survey in Bangladesh is available in useful. হাট বাজারের জায়গায় বহুতল বিশিষ্ট ভবন নির্মাণ অনুমোদন। The SOB https://sbscltd.com/land-survey-bd/