This document appears to be a powerpoint presentation submitted by Panchal Mihir Girishbhai for their Bachelor of Engineering in Mechanical Engineering at the Government Engineering College Palanpur Jagana in Gujarat, India. The presentation provides an overview of Tenneco Automotive India Pvt including its different plants and departments. It also describes the construction of shock absorbers, the types of shocks including front and rear shocks, and the production process flow for manufacturing strut reserve tube assemblies, damper assembly, and chrome plating of piston rods.