Boost Facebook Followers in Bangladesh

I need to increase my Facebook page followers from Bangladesh.
I need 30-50k follower
The aim is to enhance local engagement and visibility. I'm looking for a targeted marketing strategy that can attract genuine followers from Bangladesh.

Requirements:
- Proven experience in social media marketing
- Ability to target specific geographical areas
- Knowledge of Facebook's algorithms and advertising tools
- Previous success in boosting followers for similar projects

Ideal Skills:
- Social Media Management
- Digital Marketing
- Content Creation
- Analytics and Reporting

Please provide a strategy outline and examples of past successes.