Utilize the input text as a context reference, choose the right relationship between WeBank 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 big data system that WeBank uses has access to 40 trillion records on retail customers connected to Tencent's internet or social media services, according to a report from Celent, a technology and finance industry consulting firm.

Answer: industry