Exhibit 21.1

SPEEDWAY MOTORSPORTS, INC.

SUBSIDIARIES OF THE COMPANY



| |  |  | Atlanta Motor Speedway, LLC, a Georgia limited liability company.
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| |  |  | Bristol Motor Speedway, LLC, a Tennessee limited liability company.
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| |  |  | Charlotte Motor Speedway, LLC a/k/a Lowes Motor Speedway at Charlotte (LMS), a North Carolina limited liability company.
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| |  |  | 600 Racing, Inc. (a wholly owned subsidiary of LMS), a North Carolina corporation.
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| |  |  | INEX Corporation (a wholly owned subsidiary of LMS), a North Carolina corporation.
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| |  |  | Las Vegas Motor Speedway, LLC (LVMS), a Delaware limited liability Company.
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| |  |  | Motorsports by Mail, LLC (a subsidiary of SMISC Holdings, Inc.), a North Carolina limited liability company.
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| |  |  | Nevada Speedway, LLC d/b/a Las Vegas Motor Speedway (a wholly owned subsidiary of LVMS), a Delaware limited liability company.
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| |  |  | Speedway Consulting and Design, Inc. (a wholly owned subsidiary of LMS), a North Carolina corporation.
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| |  |  | Speedway Funding, LLC (a wholly owned subsidiary of LVMS), a Delaware limited liability company.
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| |  |  | Oil-Chem Research Corporation (OCRC), an Illinois corporation.
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| |  |  | SMI Systems, LLC, a Nevada limited liability company.
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| |  |  | SMISC Holdings, Inc., a/k/a SMI Properties, a North Carolina corporation.
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| |  |  | SMI Trackside, LLC (a subsidiary of SMISC Holdings, Inc.), a North Carolina corporation.
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| |  |  | Speedway Motorsports International Limited (SMIL) (a subsidiary of OCRC), a British Virgin Islands corporation.
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| |  |  | Speedway Properties Company, LLC (SPC), a Delaware limited liability company.
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| |  |  | Speedway Media, LLC d/b/a Racing Country USA (a wholly owned subsidiary of SPC), a North Carolina limited liability company.
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| |  |  | Speedway Sonoma, LLC a/k/a Infineon Raceway, a Delaware limited liability company.
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| |  |  | Speedway TBA, LLC, a North Carolina limited liability company.
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| |  |  | Dallas-Ft Worth Motor Speedway, Inc., a Texas corporation.
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| |  |  | Exploration, LLC (a wholly owned subsidiary of OCRC), a North Carolina limited liability company.
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| |  |  | Texas Motor Speedway, Inc., a Texas corporation.
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| |  |  | OOO Visheraneft, a Russian company located near Perm, Russia.
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| |  |  | OOO Vorga, a Russian company located near Ukhta, Russia.
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| |  |  | TSI Management Company, LLC (TSI) (a wholly owned subsidiary of SMISC Holdings, Inc.), a North Carolina limited liability company.
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