Letter of recommendation from the Bangladesh Ministry of Industries or the Board of Investment (BOI) or Bangladesh Investment Development Authority (BIDA) or Bangladesh Export Processing Zones Authority (BEPZA), Dhaka.
You are requested to submit your local company (Malaysian company/Malaysia based other company) letter with the application mentioning that you need PI visa. Letter should be addressed to Visa Section, Bangladesh High Commission, No. 5 (Lot 9 & 10), Jalan Sultan Yahya Petra, WP, Kuala Lumpur, Malaysia.