M/s RK Gupta & Co. and Sophisticated Industrial Materials submit bids for implementation of Baghi-Mehtab STP Project in Jammu and Kashmir September 3, 2025 | Key Segments, Municipal Wastewater, Project Bidders, Project Updates, Wastewater M/s RK Gupta & Company and Sophisticated Industrial Materials Analytic Labs Private Limited have submitted bids for implementation …. This content is restricted.