Dindigul is known for its industry. It is primarily an agro-based town of Tamil Nadu. There have been lots of industries beside the city. Industries such as leather tanning industry, Textile spinning industry, Flourishing handloom industry, Wholesale markets, Agriculture, Rice mills, Locks and Tobacco manufacturer.
Textile spinning industry: Textile spinning industry which ranks second to Coimbatore,
Flourishing hand loom industry: Chinnalapatti is known for its own Flourishing hand loom industry which is located 11 km from Dindigul
Sarees and Sungudi: Chinnalapatti is famous for its Silk art, which is known as Sarees and Sungudi throughout India. More than 1000 families are engaged in this industry.
Wholesale Market: Dindigul city is an important wholesale market for Onions and Groundnuts.
Agriculture: 70% of the total population is equipped directly or indirectly through Agriculture.
Rice Mills: In and around Dindigul, there are about 165 Rice mills. Many flour mills such as Naga, Vishalakshi are located there.
Semia Industries: Anil Semia and Savorite Semia industries are located in Dindigul.
Locks: Dindigul is known for good quality and durable Iron-lock steel safes. Dindigul locks are sold to local, national, and international markets.
Tobacco: Dindigul is a centre of tobacco trade and a manufacturer of cigars from the time of British rule. It is one of the main sources of employment for the inhabitants of Dindigul.