TEHRAN- Four infrastructure projects came on stream in Tehran’s southern and eastern districts on Wednesday.

President Hassan Rouhani inaugurated the projects, namely a road safety test center, a textile industrial park, and a high-tech industrial park, as well as a water treatment plant.

Some 11 trillion rials (about $300 million) has been invested in the water treatment plant, the IRNA news agency reported.

On the sidelines of the inauguration ceremony, Rouhani said that 4.32 trillion rials (about $120 million) will be invested in the implementation of 12 important projects in the fields of agriculture, industry, water and wastewater, sport, and environment in southern parts of the city.