structural:expansion
Ludhiana (Punjabi:) is the most populous and the largest city in the Indian state of Punjab. The city has an estimated population of 1,618,879 as of the 2011 census and distributed over 310 km (120 sq mi), making Ludhiana the most densely populated urban centre in the state. It is a major industrial center of Northern India, referred to as "India's Manchester " by the BBC. It is also known as the commercial capital of Punjab.

It stands on the old bank of Sutlej River, that is now 13 kilometres (8.1 mi) to the south of its present course. The Union Ministry of Housing and Urban Affairs has placed Ludhiana on the 48th position among the top 100 smart cities, and the city has been ranked as one of the easiest cities in India for business according to the World Bank.