🚘Automotive & Components
$8.3B Exports · 40% of India
Chennai is India's automotive capital — Hyundai (largest plant outside Korea), Stellantis, BMW, Royal Enfield, TVS, Ashok Leyland, Daimler, MRF. 700+ tier-1 component suppliers in the Chennai–Sriperumbudur–Maraimalai Nagar corridor.
Chennai Corridor
🖥Electronics & IT Hardware
₹1.2L Cr Output · Hosur + Chennai
Foxconn (iPhone), Samsung, Dell, HP, Flex, Jabil, Sansera, Salcomp manufacture in Tamil Nadu. Hosur Electronics Complex and Sriperumbudur SEZ form India's largest electronics manufacturing zone. ELCOT industrial parks.
ELCOT Parks
🧵Textiles & Apparel
$5.2B Exports · 90% India Knitwear
Tiruppur alone exports ₹40,000 Cr of knitwear annually. Coimbatore: Asia's largest textile machinery cluster. Erode: polyester and synthetic fibres. 50,000+ garment units, 30 lakh workforce. TIDCO textile parks and SIPCOT clusters.
Tiruppur · Coimbatore
💊Pharmaceuticals & APIs
3,000+ Units · WHO-GMP Certified
Chennai pharma cluster: 3,000+ manufacturing units, 800+ API producers. Tamil Nadu is India's second-largest pharma exporter. Major SEZs at Irungattukottai and Mahindra World City host global pharma MNCs and domestic giants.
WHO-GMP · API
✈Aerospace & Defence
₹8,000 Cr Output · India's Largest
HAL, BEL, BEML, Bharat Forge, DRDO, Safran, Lufthansa Technik operate in Tamil Nadu. Hosur Aerospace SEZ, TIDEL Parks. Tamil Nadu Aerospace and Defence Policy 2023 targets ₹25,000 Cr investment by 2030.
Hosur AeroSEZ
🔌EV & Battery Manufacturing
₹50,000 Cr Pipeline · Hosur Hub
Hosur is India's emerging EV capital. Ola Electric's 10 million EV/year factory, Tata Motors EV plant, and India's first gigascale lithium-ion cell plant (Ola Gigafactory) are all here. Tamil Nadu EV Policy 2023 provides industry-leading incentives.
Hosur EV Cluster
📒Leather & Footwear
45% of India Exports · Ambur Hub
Tamil Nadu accounts for 45% of India's total leather exports. Chennai, Ambur (North Arcot), Vellore, and Ranipet form India's largest leather processing cluster. 4,000+ units, 8 lakh workers. CLRI (Central Leather Research Institute) is headquartered here.
Ambur · Chennai
🐙Food Processing & Agri
₹22,000 Cr Industry · Export Leader
Tamil Nadu processes rice, spices, marine products, processed fruits, and dairy at scale. 5,000+ food processing units. SIPCOT food parks at Perundurai, Dindigul, Tiruvallur. India's largest marine product exporter (Tuticorin, Nagapattinam).
SIPCOT Food Parks
⚡Renewable Energy
22 GW+ Capacity · Wind Leader
Tamil Nadu has India's largest installed wind power capacity. TWAD Board manages hydro infrastructure. Suzlon, Vestas, Gamesa, Siemens-Energy manufacture wind components in Coimbatore. Solar parks in Tuticorin and Villupuram. Tamil Nadu Energy Policy 2022.
Wind + Solar
🏛Medical Devices
₹6,000 Cr Output · SEZ Cluster
India's only dedicated Medical Device Park at Vallam-Vadagal (SIPCOT), Chennai. GE Healthcare, Siemens Healthineers, Becton Dickinson, Carl Zeiss. Tamil Nadu Medical Device Policy 2022 offers 25% capex subsidy and 10-year power cost relief.
Vallam-Vadagal Park
🔧Engineering Goods
₹30,000 Cr · Pumps & Valves
Coimbatore is Asia's pump manufacturing capital — 30,000+ units, 40% of India's pump exports. Foundry cluster (Coimbatore, Salem), forgings (Tiruvallur), heavy engineering (BHEL Trichy, L&T, ABB). Salem steel plant and Trichy Engineering cluster.
Coimbatore · Salem
🏰Construction Materials
₹12,000 Cr Industry
Tamil Nadu is a major cement producer (Dalmia, India Cements, Ramco). Granite and natural stone (Madurai, Tiruchirappalli) export globally. The state's construction and infrastructure boom creates consistent industrial demand. SIPCOT Cement Park, Ariyalur.
Ariyalur · Madurai
