CheapTickets is a well-known global online travel service company in the United States. It mainly provides tourists with practical travel information and services such as leisure vacation information, tourist attraction introductions, travel strategies, hotel reservations, air ticket inquiries and reservations, vacation rentals, vacation packages, cruise services, etc.

STEINWAY & SONS is an American piano brand. It was founded in New York in 1853 by German immigrant Henry Steinway. The company is committed to manufacturing the best grand pianos and upright pianos.

Lockheed Martin was formerly Lockheed Martin, founded in 1912. After merging with Martin Marietta in 1995, it was renamed Lockheed Martin. Lockheed Martin is the world's arms giant. Its core businesses include aviation, information technology, aerospace systems and missiles. Its famous products include F35 attack fighter, SR-71 "Blackbird" strategic reconnaissance aircraft, C-130 transport aircraft, etc.

Twentieth (20th) Century Fox Film Corporation is one of the major film and television program production and distribution companies in the United States. It was acquired by Moctor in 1985 and is now a subsidiary of News Corporation. The classic movies produced include "Home Alone", "Titanic", "Ice Age", etc. The recently released "Wolverine 2" was produced by the company.