The Socialist Republic of Vietnam (Vietnamese: Cộng hòa Xã hội Chủ nghĩa Việt Nam), referred to as "Vietnam", is a socialist country in Asia. Vietnam is located in the east of the Indochina Peninsula in Southeast Asia, bordering Guangxi and Yunnan in the north, and Laos and Cambodia in the west. It is a multi-ethnic country dominated by the Jing nationality. It is one of the best tourist countries in the world, attracting a great many of tourists to its breathtaking mountains, beautiful beaches and UNESCO world cultural and natural heritages every year. November to February is the best time to visit Vietnam. Vietnam is rich in tourism resources, and 5 scenic spots are listed by UNESCO as world cultural and natural heritage. Vietnam enjoys popular tourist destinations, mature tourist facilities and good service, where you can have a pleasant exploration trip without spending a lot of money. 

The People's Republic of China, simply known as China (Chinese:中国, pinyin: zhōng guó)is located in East Asia. It is the world's most populous country, with a population of around 1.404 billion. It is a unified multi-ethnic country with the Han nationality as the main nation. China is one of the four earliest civilizations nations in the world with Yellow River and Yangtze River as its base and cradles. Currently, China is governed by the Communist Party of China (founded in 1921), it has 22 provinces, five autonomous regions, four direct-controlled municipalities (Beijing, Tianjin, Shanghai and Chongqing) and two special administrative regions of Hong Kong and Macau. Since the economic reform took place in 1978, China has emerged on the international stage as a fast-growing power house in Southeast Asia. 

Malaysia is a country located in Southeast Asia. The sun is plentiful and the climate is pleasant. The tourism resources of Malaysia are very rich, with many high-quality beaches, exotic islands, primitive tropical jungles, precious flora and fauna, various caves, ancient folk customs, long historical and cultural relics. Kuala Lumpur, Malacca, Penang, Langkawi, Kota Kinabalu, Johor Bahru are 6 famous tourist cities in Malaysia that you cannot miss. There are no obvious four seasons in Malaysia, and the average annual temperature is between 26°C and 29°C. October to December is the rainy season. You can travel to Malaysia all year round. Malaysia Travel Guide page helps you learn more about Malaysia tours, Malaysian tourist cities, Malaysian attractions and culture as well as Malaysian customs. 

Republic of Singapore, referred to as Singapore, also known as Lion City, is a tropical island country in Southeast Asia. Singapore is located at the southernmost tip of the Malay Peninsula in Asia, bordering Malaysia in the north and Indonesia across the sea from the south. In addition to Singapore Island (88.5% of the country's total area), the country also includes 63 surrounding small islands. Singapore is located near the equator, so there is very little difference in climate throughout the year. The average annual temperature is between 23 and 31 degrees Celsius, which is very warm. Therefore, the climate is not the main factor for travel to Singapore. Food lovers can visit Singapore in April and July, when there will be the annual World Foodies Summit and Singapore Food Festival. After years of rapid development, Singapore has become a prosperous city that perfectly blends the essence of Eastern and Western cultures. The neat streets, good security, simple folk customs, colorful culture and beautiful sceneries make this green country full of charm. You should not miss the chance to visit Singapore. 

South Korea, officially named "Republic of Korea", is a coastal country in East Asia, located in the southern part of the Korean Peninsula, lies east to the Asian mainland, and close to North Korean, Japan and China in geography. South Korea occupies an area of about 100,000 square kilometers, with Seoul as its capital and largest city, and it has a population of about 51 million, with the Korean nationality as its biggest nationality.

South Korea borders with North Korea in the north of Korean Peninsula, and faces sea in three sides. It is dominated by a continental climate in the north and a subtropical climate in the south, with a cold winter and a humid and hot summer. In winter, the lowest temperature could be down to −20°C (−4°F), while in summer, the highest temperature would climb to 30 °C (86°F). June, July and August are in the rainy season, and waterfall descends from the south to the north.

Republic of Indonesia, referred to as Indonesia, is a Southeast Asian country and its capital is Jakarta, bordering Papua New Guinea, East Timor and Malaysia. Composed of approximately 17,508 islands, Indonesia is the world's largest archipelago country, with territories spanning Asia and Oceania. It is known as the "Land of Thousand Islands". Among them, the larger islands are Kalimantan, Sumatra, Irian, Sulawesi and Java. 

Indonesia is the world's fourth most populous country, after China, India, the United States. Indonesia is one of the founding countries of the Association of Southeast Asian Nations and a member of G20, Southeast Asia's largest economies. 

Republic of the Philippines, referred to as the Philippines, located in the western Pacific Ocean, is a multi-ethnic island country in Southeast Asia, bordering the South China Sea to the west and the Pacific Ocean to the east. 

There are more than 7100 large and small islands in the Philippines with an area of 297,700 square kilometers. These islands are like shining pearls, dotted with numerous waves in the western Pacific Ocean, and the Philippines is therefore known as the "Western Pacific Pearl". 

Thailand is a Southeast Asian country. It's known for tropical beaches, opulent royal palaces, ancient ruins and ornate temples displaying figures of Buddha. In Bangkok, the capital, an ultramodern cityscape rises next to quiet canalside communities and the iconic temples of Wat Arun, Wat Pho and the Emerald Buddha Temple (Wat Phra Kaew). Nearby beach resorts include bustling Pattaya and fashionable Hua Hin.