After months of speculationMeituan, the largest service booking app in China, confirmed that it has filed for a public offering. The company’s IPO application was submitted to the Hong Kong stock exchange earlier today and is being sponsored by Goldman Sachs, Morgan Stanley and Bank of America Merrill Lynch. A spokesperson for Meituan said the company is currently not disclosing information about fundraising amount or valuation. Reuters reports that Meituan wants to raise more than $4 billion.

Meituan was created after Meituan and Dianping, two competitors in the group deals space, merged in 2015 (it is still formally known was Meituan Dianping). Since then, the company has added more services to become China’s leader in O2O (online-to-offline), a catchphrase for goods and services that are purchased online, but bring people into brick and mortar businesses, like movie ticket bookings.

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