"Tilok Chand Narsingh Lal" The firm best business strategy is to satisfy the customers and provide excellent quality product. Our product range includes drawing, survey, mathematical, hydrological, maps, civil, soil testing instrument, structural and fluid mechanics lab. This new catalog is based as per the requirement of Engineers, Surveyors, Building/Bride Construction Company, Forester, Geologists and Engineering Technical Institute/College Polytechnics & ITI in Civil Engineering Department etc