The document discusses the Institution of Engineers (India) (IEI), a statutory body established in 1920 to promote engineering. It has over 820,000 members across 15 disciplines. The IEI aims to advance engineering practice and represents India in international organizations. It oversees certifications and has a headquarters in Kolkata with centers across India and overseas chapters. The Tamil Nadu state center has 24,169 members across 15 local centers. The Tiruvallur local center was approved in 2017 and has 1,200 members across departments and institutions in Tiruvallur district. It conducts technical activities to disseminate engineering knowledge.