Workshop and Superior Supervision of Sekam Industrial Complex Wastewater Treatment Plant in Rezvanshahr
Dadin Water Supply Complex in Kazeroon
Water and Wastewater Installations in Anzali Trade-Industrial Free Zone
Feeding Lines and Distribution Network of Gas Pipelines in Guilan Province
Water and Wastewater Projects in Villages of Mazandaran Province
Irrigation and Drainage Projects in Central Area of Guilan Province
Irrigation and Drainage Minor Networks in Guilan Province
Wastewater Collection Network and Treatment Plant for Villages of Virmooni and Pashaki