- Grameen Tubes & Bulbs Co
- Address:Gulshan-2, 121 / C Gulshan Avenue, Shariotullah Bhaban (6th Floor)
- MIcro Electronics Ltd.
- MICRO ELECTRONICS LTD. is the pioneer and the leading and largest Electronic Manufacturing and marketing firm in Bangladesh in the fields of Power and Digital Electronics. The company export UPS to Indian Market and small transformer to Malaysia and Singapore..
- Address:BSCIC Electronics Comples (6th floor) ,
- Tamanna limited
- Address:60 / E Purana Paltan, Dhaka
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