Utilize the input text as a context reference, choose the right relationship between Wanda Commercial and Dalian 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.

Separately, in interest rate markets, Dalian Wanda Commercial Properties, controlled by China's richest man Wang Jianlin, is seeking to sell as much as 15 billion yuan ($US2.3 billion) of local bonds as the weakening currency boosts borrowing costs overseas.

Answer: headquarters_location