1. Cruise travel around the world can be booked in time periods, and there are very few direct flights to Europe.

Of course, there are several sailings from Europe to China every year, which can be booked in reverse.

2. Cruise around the world departure from China; Rolls-Royce on the cruise ship - the world's five largest luxury cruise ships!

They may not be the biggest, but they are the best!

1 Haiyin Cruise Little Silver Silver Whisper star rating: Construction time: 2001 Tonnage: 28,258 tons Passengers: 382 Guest rooms: 191 Silver cruise ships have always been a symbol of the top configuration in the cruise industry.

The Yin Hao is a medium-sized ship in the Haiyin Fleet.

Compared with Yinyun and Yinfeng, the boat is larger, but it still takes a high-end and private route, which is very suitable for quiet guests.

The entire ship can only accommodate a maximum of 382 guests.

Silver Whistle Silversea Cruises has always charged very high fees.

The 115-night round-the-world trip from Fort Lauderdale, USA, costs $201,250 per person, but the ticket price covers almost everything on board, including restaurants owned by Lorelei Chateaux and gratuities.

But you can experience high-quality cruise life, stay in a balcony suite, eat Michelin master's craftsmanship, drink top-notch red wine, go on shore excursions, and have Wi-Fi.

The entire trip will end in Venice, Italy.

Branded champagne, room service twice a day, and toiletries.

Linen sheets, comfortable and luxurious pillows, plush bathrobes and slippers, personalized stationery, Schott crystal glasses, Christopher silverware; guests staying in the Royal, Deluxe, Rossellini, and Master suites receive free full-time butler service

; Guests staying in the Silversea, Royal, Deluxe, Rossellini and Master Suites also receive free valet service and pancake appetizers for lunch.

2 Cunard Cruises Royal Mail Ship Queen Elizabeth Star Rating: Construction Time: 2010 Tonnage: 90,900 tons Passengers: 2068 Rooms: 1034.

For a century and a half, Cunard has been the world's most famous luxury cruise line.

From the exquisite cruise ships of the past to the current RMS Queen Mary II, Queen Victoria and the latest Queen Elizabeth, they have taken thousands of guests across the world. They were also pioneers across the Atlantic.

Queen Elizabeth The Royal Navy's Queen Elizabeth (RMsqueenelizabeth), launched in October 2010, is the world's largest Panamax ship, that is, the largest ship that can successfully pass through the Panama Canal.

The Queen Elizabeth is a luxurious palace on the sea.

She once set a record: on her maiden voyage, the most expensive ticket was US$25,000, and the cheapest ticket was more than US$2,300.

Even though it was so expensive, tickets for the first flight were sold out within half an hour.

You can spend 10 days aboard the Royal Mail Ship Queen Elizabeth, sailing from Southampton, UK, to Madeira, Reunion, Namibia and Curacao.

The trip costs US$194,000 per person, including accommodation in a 128-square-meter luxury suite with a jacuzzi and private balcony.

You can also enjoy delicious food on board.

RMS Queen Elizabeth also offers 352,000 bottles of wine and champagne each year.

3 Crystal Cruises Crystal Serenity Crystal Serenity Star Rating: Construction Year: 2003 Tonnage: 68,870 tons Passengers: 1,080 Rooms: 548 Crystal Cruises' fleet competes in the high-end market.

Not only does the company sail for more than a week, it also offers more than 100 days of around-the-world sailings each year.

Currently, its two cruise ships, Crystal Serenity and Crystal Symphony, are ultra-luxury five-star cruises.

Crystal Serenity Crystal Serenity is a balcony, 249.9 meters long and 32.2 meters wide.

The speed can reach 21 knots.

There are 9 levels of cabins, and the 125-square-meter suite is one of the best in the cruise industry.

The 101-day round-the-world trip departs from San Francisco, USA, priced at US$199,370 per person.

You can enjoy Alaska, Asia, Australia and the South Pacific.

In addition, Crystal Serenity comes with butler service.

4 ocean cruises Ingia badge star rating: Construction time: 1998 Tonnage: 30,277 tons Passengers: 684 Guest rooms: 350 Ingia ocean cruise ships are not considered a big company in the industry, but their positioning is quite clear.

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Its cruise business, including services, catering, itineraries, and overall environment, is higher than that of mainstream cruise ships, but it has not yet reached a true level of luxury.

The Inca can accommodate 684 guests.

Ocean Cruises spent millions of dollars renovating the ship in 2014.