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QQ Mail is leading in Top 100K Sites, Top 1M Sites and The Entire Web.
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Cisco Ironport Cloud is leading in Top 10K Sites.
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QQ Mail has better usage coverage in more websites categories. Including Computers Electronics & Technology, News & Media, Science & Education, Games and 14 other categories.
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Cisco Ironport Cloud is leading in Finance, Health, Heavy Industry & Engineering, Law & Government and 2 other categories.
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QQ Mail is leading in most countries, including China, United States, Hong Kong, Japan and 132 other countries.
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Cisco Ironport Cloud is leading in Canada, Spain, Israel, Belgium and 14 other countries.