Janakalyan is a Unani (natural) medicine manufacturing organization. It was born to create a well educated-healthy nation ensuring their basic concern specially proper education and health care. In 1995 Alhaz Dr.Hakim Md. Yousuf Harun Bhuiyan has established a charity organization called Janakalyan Foundation. Under the banner of Janakalyan Foundation he also established various organization for welfare & philanthropical activities such as Rowshon Jahan Medical College & Hospital, Sayed Janakalyan Polytechnic institute, Public Library, Teachers Training Institute, Aysha (Ra:) Mohila kamil Madrasha ,H.A.Janakalyan Alim Madrasha, Aysha Siddika Nooranee Madrasha, Orphanage, Ebtedayee Madrasha, Hephzokhana, etc. All these organization are playing an important role on education, health and unemployment problem. For the financial support of Janakalyan Foundation, he also established a company called A.H. Janakalyan Pharmaceuticals (Waqf) Bangladesh in 1999, which is involved in manufacturing and marketing of quality medicine. It has a large manufacturing plant located near Dhaka city, capable of producing tablets, liquid, capsules, food supplement etc.