Utilize the input text as a context reference, choose the right relationship between Man Group and hedge fund 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.

That the head of hedge fund manager Man Group Plc's China unit has been taken into custody, as reported by Bloomberg on Monday, should scare global investors.

Answer: industry