HI-Q Design & Detailing (P) Ltd. HI-Q was established in the year 2004. HI-Q is a medium size structural steel detailing company. We have a team of highly qualified Engineers & Detailers who specialize in Structural Steel Detailing, Connection Design, Piping Detailing and for Miscellaneous Steel Detailing (Stairs, Ladders, handrails & others) and Plate Work. Our capabilities range from small, medium and large size projects for domestic to international clients.