The Chinese property and entertainment conglomerate is looking to increase its influence in the global sports business, as Beijing bids for the 2022 Winter Olympics while rumours swirl that it could seek to host the 2026 football World Cup.
Wanda chairman Wang Jianlin said in a joint statement that Infront "is best positioned to actively support China in its bidding efforts for major sports events".
Wanda is looking to diversify from the property business as Chinese economic growth slows and real estate prices slump in many cities across the country.
The deal puts Wang who is China's second-richest man according to Bloomberg Billionaires and recently bought 20 percent of Spanish football champions Atletico Madrid and his company firmly in the front row of the global sports business.
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It is expected to rake in several hundred million dollars on the next two football World Cups in Russia in 2018 and in Qatar in 2022 alone.
The company, which counts some 600 employees across 12 countries, is also heavily present in all aspects of sports marketing, with sponsoring activities including advertising around sports halls and stadiums.
Infront also handles media finances for many football clubs, including AC Milan and Inter Milan, and counts the Berlin Marathon, China's professional basketball league and the European Handball Federation among its clients.
"Why wouldn't you go there?" he said. "To me it's a no-brainer to go to China."
But the country's bid for the 2022 Winter Olympics it is facing off against Almaty in Kazakhstan, with the winner to be announced in July could be as much of a driver behind the deal as football, he said.
"People talk about the (2026) World Cup, but the Winter Olympics is actually the next big thing on the radar.