Design, development, Control and issue of drawings for the Concrete batching plant, Reversible Drum mixers, Transit mixers, Bucket loaders, and Hydraulic power pack systems.Design and development of equipments for Sewage Treatment plant using Diffused Aeration, Anaerobic reduction, and Rotating Biological Contactors. Design and drawings of the cryogenic systems for the GSLV. 3D & 2D modeling with Auto CAD