Wyndham Worldwide is one of the world's largest hotel groups, headquartered in New Jersey, USA. It owns more than 10 hotel brands ranging from high-end luxury hotels to comfortable and fast hotels, with more than 100 hotels worldwide. 7,000 hotels. Its brands include Days Hotels, Ramada Hotels, Super 8 Hotels, etc.

Starwood Hotels & Resorts Worldwide is one of the world's largest hotel groups. It was founded in 1980 and is headquartered in New York, USA. It owns Sheraton, W Hotel, Westin and other hotel brands.

Sheraton Hotels and Resorts is a world-famous hotel chain brand. It was founded in 1937 and is headquartered in White Plains, New York. It is now a brand of Starwood Group. Sheraton is committed to building a high-end brand, and more than half of its hotels have been rated as five-star hotels by local agencies.

Marriott International is a multinational hotel management group listed on the New York Stock Exchange. It was founded in 1927 and is headquartered in Washington, USA. Marriott International's brands include Marriott Hotels, JW Marriott, Ritz-Carlton, Courtyard, etc., with nearly 4,000 hotels in more than 70 countries and regions around the world. The official website of Marriott Hotels Group provides online room booking function.

Priceline is the world's largest leading online hotel booking brand and a travel service website based on the C2B business model. It was founded in 1998 by American Jay Walker. Priceline mainly provides air tickets, hotels, car rentals, travel insurance and other items, and is a typical online brokerage that profits from commission. Agoda is an online hotel booking website owned by Priceline.

Carlson Hospitality Worldwide is the world's top hotel group and one of the largest private companies in the United States. The group operates more than 1,700 hotels, resorts, restaurants and cruise ships around the world, and owns many famous brands, such as Radisson BLU, Radisson, Park Plaza, Country Inns & Suites and Park Inn, etc. Regent is the top brand of Carlson Hotel Group. There are only two hotels in China, located in Beijing and Taipei respectively.