Explanation:

Recently, the Dindigul lock and the Kandangi saree from Tamil Nadu were given the GI tag by the Geographical Indications Registry.

Dindigul Lock  

• The Dindigul locks are known for their superior quality and durability. 
• The locks are made of iron and brass and are entirely handmade. 
• It is unique as each lock is designed with different lever pattern.
• The Dindigul city is also called as Lock City.
• Despite unique features, the lock industry for the last few years has been gradually dying due to stiff competition from lock industries in Aligarh and Rajapalayam.

Kandangi Saree 

• Kandangi sarees are hand-woven cotton sarees manufactured in Karaikudi taluk in Sivaganga district of Tamil Nadu. 
• They are made up of high quality cotton from Coimbatore.
• Kandangi cotton sarees are made by weavers of Devanga Chettiars for women of Chettiar community also referred to as Nakarathars or Nattukottai Chettiars.
• The main characteristic of these sarees are its bright colours that hold strong.
• They are also characterised by large contrast borders covering as far as two-thirds of the saree.