Aligarh is one of the largest cities in UP and is the 55th largest city in India. It is famous for lock industries. Aligarh locks are exported across the world.In 1870, Johnson & Co. was the first English lock firm in Aligarh. Aligarh is famous for brass hardware and sculpture. Today, the city holds thousands of manufacturers, exporters and suppliers involved in the brass, bronze, iron and aluminium industries.