Utilize the input text as a context reference, choose the right relationship between HDFC Bank and Finance from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

The infrastructure lending institution, where Housing Development Finance Corporation's chairman Deepak Parekh was a founder chairman, will soon compete with HDFC Bank and ICICI Bank for the retail business pie.

Answer: industry