力拓是一个伟大的跨国矿业公司。主要经营矿业。主要办公地点在墨尔本。本公司是两家公司合并即力拓公司和力拓有限公司。前者是在伦敦证券交易所上市，力拓有限公司商贸有限公司是一家在澳大利亚证券交易所。这两家公司联手生出另一商业实体与一名力拓集团。
一个国际性的公司必和必拓公司，其总部在墨尔本，澳大利亚。它也有其办公室在不同地点，尤其是在英国。本公司是从事采矿业务。不同类型的挖掘做了像金矿开采，石油开采天然气开采根据最新的统计，它的最高收入世界采矿业公司。它有第三个世界排名的基础上。
公司成立于2001,存在的原因是合并两家不同的公司，命名布罗肯希尔控股公司有限（马力）和英荷拓。因此，名字是由两家公司的缩写。必和必拓公司是各国证券交易所上市。必和必拓有限公司是在澳大利亚注册，被认为是最大的组织资本市场。
Rio Tinto is a great multinational mining company. The main business in mining. The main office is situated in Melbourne. The company is a merger of two companies i.e. Rio Tinto plc and Rio Tinto Limited .The former one is listed in London Stock exchange and Rio Tinto Limited is a registered company at Stock Exchange of Australia. Both these companies joined together to give birth to another business entity with a name Rio Tinto Group.
BHP Billiton an international company, having its head quarter in Melbourne, Australia. It also posses its office in various locations , especially in England. The company is involved in mining business. Different types of mining are done like gold mining, oil mining and gas mining according to the latest statistics, it’s the highest revenue earning company of the world in mining business. It has third rank in the world on the basis of capitalization.
The company came into existence in 2001.The existence was the result of merger of two different companies, naming Broken Hill Proprietary Company Limited (BHP) and the Anglo-Dutch Billiton. Therefore the name is been derived by taking initials of both companies. BHP Billiton is listed on stock exchanges of different countries. BHP Billiton Limited is registered in Australia and is considered to be the largest organization for market capitalization.
