最大的 "44" 会议, 在拉斯维加斯 ！！！
THE BIGGEST "44" CONVENTIONS IN LAS VEGAS !!!
A man in a blue body suit walks into the North Hall during CES Saturday, Jan. 8, 2011, at the Las Vegas Convention Center.
Mon, Jan 2, 2012 (3 a.m.)
| Convention | Website | Attendees | Dates | |
| 1 | Consumer Electronics Show | CESWeb.org | 149,529 | Jan. 6-9, 2011 |
| 2 | Conexpo- Con/Agg | ConExpoConAgg.com | 118,750 | March 22-26, 2011 |
| 3 | Automotive Aftermarket Industry Week | SemaShow.com | 115,000 | Nov. 1-4, 2011 |
| 4 | National Association of Broadcasters | NABShow.org | 85,000 | April 11-14, 2011 |
| 5a | MAGIC International Fall Show | MagicOnline.com | 75,000 | Feb. 15-17, 2011 |
| 5b | MAGIC International Spring Show | MagicOnline.com | 75,000 | Aug. 22-24, 2011 |
| 7 | Shooting, Hunting & Outdoor Trade Show | ShotShow.org | 57,535 | Jan. 18-20, 2011 |
| 8 | International Air Conditioning, Heating, Refrigerating Exposition | AHRExpo.com | 54,000 | Jan. 31-Feb. 2, 2011 |
| 9a | World Market Center | LasVegasMarket.com | 50,000 | Jan. 24-28, 2011 |
| 9b | World Market Center | LasVegasMarket.com | 50,000 | Aug. 1-5, 2011 |
| 11 | World of Concrete | WorldOfConcrete.com | 48,554 | Jan. 18-21, 2011 |
| 12 | ASD Las Vegas | ASDOnline.com | 45,221 | Feb. 27-March 2, 2011 |
| 13 | American Dental Association | ADA.org | 45,000 | Oct. 10-13, 2011 |
| 14 | ASD Las Vegas | ASDOnline.com | 34,500 | July 31-Aug. 3, 2011 |
| 15 | International Esthetics Cosmetics & Spa Conference | IECSC.com | 32,000 | June 18-20, 2011 |
| 16 | International Hospitality Week | InternationalHospitalityWeek.com | 31,340 | March 8-10, 2011 |
| 17a | JCK Show | JCKGroup.com | 31,000 | June 3-6, 2011 |
| 17b | RECon | ICSC.org | 31,000 | May 23-25, 2011 |
| 19 | Adult Entertainment Expo | AdultEntertainmentExpo.com | 30,000 | Jan. 6-9, 2011 |
| 20 | National Hardware Show | NationalHardwareShow.com | 29,805 | May 10-12, 2011 |
| 21 | National Business Aviation Association | NBAA.org | 27,008 | Oct. 10-12, 2011 |
| 22 | International Security Conference | ISCWest.com | 25,100 | April 6-8, 2011 |
| 23a | Cosmoprof North America | CosmoprofNorthAmerica.com | 23,000 | July 31-Aug. 2, 2011 |
| 23b | Packaging Machinery Manufacturers Institute | PackExpo.com | 23,000 | Sept. 26-29, 2011 |
| 25 | Promotional Products Association International | PPAI.org | 20,315 | Jan. 10-14, 2011 |
| 26a | Licensing International Expo | LicensingExpo.com | 20,000 | June 14-16, 2011 |
| 26b | International Sign Association | SignExpo.com | 20,000 | April 28-30, 2011 |
| 26c | Power-Gen International Conference | Power-Gen.com | 20,000 | Dec. 13-15, 2011 |
| 29a | Surfaces | Surfaces.com | 18,000 | Jan. 25-27, 2011 |
| 29b | Interbike Expo | Interbike.com | 18,000 | Sept. 21-23, 2011 |
| 29c | Interop | Interop.com | 18,000 | May 8-12, 2011 |
| 32a | Society for Human Resource Management (SHRM) | SHRM.org | 17,500 | June 26-28, 2011 |
| 32b | VMWARE Inc. | VMWorld.com | 17,500 | Aug. 29-Sept. 1, 2011 |
| 34 | Kitchen/Bath Industry Show (KBIB) | KBIS.com | 17,324 | April 26-28, 2011 |
| 35a | World Shoe Association | WSAShow.com | 17,000 | July 27-29, 2011 |
| 35b | G2E: Global Gaming Expo | GlobalGamingExpo.com | 17,000 | Oct. 4-6, 2011 |
| 35c | International Sanitary Supply Association | ISSA.com | 17,000 | Oct. 19-21, 2011 |
| 38 | Wedding & Portrait Photographers International | WPPI-Online.com | 16,104 | Feb. 21-23, 2011 |
| 39 | World Educational Congress for Laundering & Drycleaning | CleanShow.com | 16,000 | June 6-9, 2011 |
| 40a | Coverings 2011 | Coverings.com | 15,000 | March 14-17. 2011 |
| 40b | Association of Woodworking & Furnishing Suppliers | AWFS.org | 15,000 | July 20-23, 2011 |
| 42 | Western Veterinary Conference | WVC.org | 14,617 | Feb. 20-24, 2011 |
| 43 | International Vision Expo | VisionExpoWest.com | 14,000 | Sept. 8-10, 2011 |
| 44 | Hospitality Design Expo | HDExpo.com | 13,551 | May 18-20, 2011 |
Source: VEGAS INC research. It is not the intent of this list to endorse the participants or to imply that the listing of a company indicates its quality. Although every attempt is made to ensure the accuracy and thoroughness of VEGAS INC lists, omissions sometimes occur. Please send corrections or additions on company letterhead to Ed Hauth, research associate, VEGAS INC, 2360 Corporate Circle, 3rd Floor, Henderson, NV 89074.
