PerfectDraft is a beer tapping system from Dutch company Philips and Belgian company InBev.
 The device is similar to the installations for tapping beer at parties, however it works with special six-liter-kegs.
 Both Jupiler and Stella Artois and a whole range of other InBev beers are available for use with PerfectDraft.
 When left in the machine, the kegs will be stored at the temperature of 3°C and correct pressure.
 One keg lasts for up to 29 days.
Ambev, formally Companhia de Bebidas das Américas (official English translation: "Americas' Beverage Company", hence the name "Ambev", formerly styled as "AmBev") is a Brazilian brewing company.
 It is the biggest brewery in Latin America and the fifth in the world.
 It was created on July 1, 1999, with the merger of two breweries, Brahma and Antarctica.
 The merger was approved by the Board of Directors of the Brazilian Administrative Council for Economic Defense (CADE) on March 30, 2000.
 The headquarters are in São Paulo, Brazil.
The Pabst Brewing Company ( ) is an American company that dates its origins to a brewing company founded in 1844 by Jacob Best and was, by 1889, named after Frederick Pabst.
 It is currently the holding company contracting for the brewing of over two dozen brands of beer and malt liquor from now defunct companies including Pabst Blue Ribbon, P. Ballantine and Sons Brewing Company, G. Heileman Brewing Company, Lone Star Brewing Company, Pearl Brewing Company, Piels Bros., Valentin Blatz Brewing Company, National Brewing Company, Olympia Brewing Company, Falstaff Brewing Corporation, Primo Brewing & Malting Company, Rainier Brewing Company, F & M Schaefer Brewing Company, Joseph Schlitz Brewing Company, Jacob Schmidt Brewing Company and Stroh Brewery Company.
Interbrew was a large Belgium-based brewing company which owned many internationally known beers, as well as some smaller local beers.
 In 2004, Interbrew merged with Brazilian brewer AmBev to form InBev, which at the time became the largest brewer in the world by volume, with a 13% global market share.
 In 2008, InBev further merged with American brewer Anheuser-Busch to form Anheuser-Busch InBev (abbreviated AB InBev).
 Interbrew is now a division of Anheuser-Busch InBev SA/NV since the latter acquired SABMiller in October 2016.
Beer production in Australia has traditionally been dominated by regional producers.
 Since the 1980s there has been a steady stream of takeovers and amalgamations, and now the two major producers (who were once Australian owned) are Carlton & United Breweries (CUB) and Lion.
 In December 2011, CUB became a subsidiary of British multinational SABMiller (the then world second largest international brewing company) and in October 2016 CUB became 100% owned by Anheuser-Busch InBev (AB InBev) the world's largest brewing company based in Belgium.
 Since October 2009, Lion has been a subsidiary of Japanese brewer, Kirin Holdings Company Limited a brewing company established in 1885.
 The largest remaining Australian owned brewer is Coopers Brewery with a market share of about 4% of total beer volume sales in Australia.
Latrobe Brewing Company in Latrobe, Pennsylvania, founded in 1839, was one of the largest breweries in the United States and the maker of "Rolling Rock" beer (famous for its small green bottles).
 It was purchased by Labatt Brewing Company in 1987, which in turn was purchased in 1995 by the Belgian brewing conglomerate corporation Interbrew, which merged later into InBev in 2004.
Anheuser-Busch InBev SA/NV (] ; abbreviated as AB InBev) is a Belgian–Brazilian beverage and brewing company with global headquarters in Leuven, Belgium.
 Additional main offices are located in New York City, São Paulo, St. Louis, London, Mexico City, Johannesburg, Toronto, Buenos Aires and others.
 The company was enlarged in October 2016 when AB InBev purchased SABMiller and concluded a merger of the two entities.
 It was the world's largest brewer even before the acquisition of SABMiller and is considered one of the largest fast-moving consumer goods (FMCG) companies in the world.
 The estimated annual sales for the company in 2017 will be US$55 billion; prior to the merger, ABInBev had realized US$45.5 billion in revenue in 2016.
 The company is expected to have an estimated global market share of 28 percent, according to Euromonitor International.
 The company has recently announced a commitment to secure 100% of its purchased electricity from renewable sources by 2025.
InBev was a brewing company that resulted from the merger between Belgium-based company Interbrew and Brazilian brewer AmBev which took place in 2004.
 It existed independently until the acquisition of Anheuser-Busch in 2008, that formed Anheuser-Busch InBev (abbreviated AB InBev).
 InBev had operations in over 30 countries and sales in over 130 countries.
 In 2006, it had a market capitalization of €30.6 billion and net profit of €3.2 billion on sales of €13.3 billion.
Brauerei Diebels is a firm based in Issum on the Lower Rhine that manufactures various beer products and belongs to the Anheuser-Busch Inbev Group in Brussels.
 The formerly independent family firm was taken over in 2001 by the Belgian Interbrew Group which merged with the Brazilian AmBev to form the Anheuser-Busch InBev brewing group.
Charrington Brewery was a brewery company founded in Bethnal Green, London in the early 18th century by Robert Westfield.
 In 1766, John Charrington joined the company, which then traded as Westfield, Moss & Charrington from the Anchor Brewery in Mile End.
 It merged with United Breweries of London in 1964 to become Charrington United Breweries, then, after acquiring a number of other breweries, it merged with Bass Brewery in 1967 to become the largest UK brewing company, Bass Charrington, later simply Bass plc.
 The brewing operations of the company were bought by Interbrew (now Anheuser-Busch InBev) in 2000, while the retail side (hotel and pub holdings) were renamed Six Continents.
 In 2003 Six Continents split into a pubs business, now known as Mitchells & Butlers, and a hotels and soft drinks business, now known as InterContinental Hotels Group.

Question: What is the name of the biggest Brazilian brewing company that merged with Belgian company Interbrew to form company InBev in 2004?  
Answer: AmBev