▲The highest mammal in the world is the yak in Tibet, China, which can climb more than 6,100 meters up to the Gao Plain.

▲The world's oldest tree is the Chinese ginkgo tree, which first appear

▲The highest mammal in the world is the yak in Tibet, China, which can climb more than 6,100 meters up to the Gao Plain.

▲The world's oldest tree is the Chinese ginkgo tree, which first appeared in the world 16,000 million years ago during the Jurassic period.

▲The highest city in the world is Lhasa, the capital of Tibet, China.

▲The oldest clock in the world is a mechanical clock made in China in 725 BC.

▲The "shovel-shaped" coin of the Zhou Dynasty in China is the world's earliest metal coin, dating back to 770 BC.

▲The largest banknote issued in the world to date is the Consistent Qian banknote issued by the Ming Dynasty of China, with a width of 22.86 centimeters and a length of 33.02 centimeters.

------ ▲The largest postage stamp in the world is the special stamp "China Express Stamp" issued by China in 1913. This stamp is 24.8 centimeters long and 7 centimeters wide.

▲The tallest tower in the world is the Six Harmonies Pagoda in Hangzhou, China.

▲The oldest flag in the world is a flag from 500 BC. It was discovered from the tomb of a princess in Changsha, Hunan Province, China.

▲The world's most spoken language is Chinese, with about 700 million speakers.

▲The world's earliest and largest encyclopedia is the Yongle Dadian (永乐大典), ***22,937 volumes compiled by 2,000 scholars in 1403-1408 during the Ming Dynasty in China.

▲The most common surname in the world is "Zhang", which makes up between 9.7% and 12.1% of the total population of China, or at the lowest estimate, about 100 million people. If a "country" were formed, it would have the eighth largest population in the world.

------ ▲The world's largest stone meteorite, Jilin Meteorite Rain 1 from China, fell on March 8, 1976, weighing 1,770 kilograms.

▲12 acrobats from China performed on a bicycle, setting a world record for the most people on a bicycle.

The largest and highest Lamaist monastery in China is Drepung Monastery in Lhasa, Tibet Autonomous Region.

The highest highway in China is the New Tibet Highway, which runs from Yecheng in Xinjiang through the Kunlun Mountains and the Gangdis Mountains to Gaer in Tibet's Ali region, at a maximum altitude of more than 6,700 meters.

The largest gilded bronze seated Buddha in China is the Qiangba Buddha at the Za Temple Lunbu Monastery in Rikaze, which is also the largest bronze Buddha in the world.

The first Tibetan athlete to conquer Mount Everest in China was Gonpo. He climbed the world's first peak on May 25, 1960 with Chinese athletes Wang Fuzhou and Qu Yinhua.

The mammal that lives at the highest altitude in China is the Tibetan yak.

The largest ichthyosaur fossil in China was collected in Tingri County, Tibet.

The highest flying bird in China is a buzzard on Mount Everest in the Tibet Autonomous Region.

The highest altitude snake in China is the hot spring snake from the Yangbajing hot spring area in Dangxiong County, Tibet.

The thickest tree in China is the "Tongmaidong" tree in the Tibet Autonomous Region.

The oldest cypress tree in China grows in Linzhi County, Tibet Autonomous Region.

The highest fossilized tree in China was found in the Shishapangma Peak area of Tibet, which is also the highest fossilized tree in the world.

The highest mountain in China is Mount Everest, which is also the highest peak in the world.

The largest mountain system in China is the Himalayas, which is also the largest mountain system in the world.

The highest plateau in China is the Tibetan Plateau, which is also the highest and largest plateau in the world, and the youngest plateau in the world.

The highest sandy landscape in China is the crescent-shaped sand dunes in the broad valley of the Ma Yuan River in the upper reaches of the Yarlung Tsangpo River in Tibet, which is also the highest sandy landscape in the world.

The highest river in China is the Yarlung Tsangpo River in Tibet.

The highest lake in China is the Khorpa Lake at the northern foot of Mount Everest, which is also the highest lake in the world.

The highest saltwater lake in China is Namucuo between Dangxiong and Bango counties in Tibet. It is also the highest saltwater lake in the world.

The largest hot water lake in China is located in the Yangbajing region of Tibet.

The highest altitude hot spring complex in China is the hot spring complex located at the foot of Banshi Mountain on the 103rd Road of Qinghai-Tibet Highway.

The largest number of lakes in China is on the Tibetan Plateau, with about 1,500.

The largest number of salt lakes in China is on the Qinghai-Tibetan Plateau, known as the "Home of Salt Lakes".

The city in China with the most solar energy is Lhasa.

The lowest average annual temperature in China is in northern Tibet, where it is winterized throughout the year.

The lowest summer temperature in China is on the northern Tibetan plateau.

China's glaciers on the Tibetan Plateau are the largest in the world, storing water equivalent to the annual runoff of 75 Yellow Rivers. The thickest part of the glacier reaches 1,000-1,200 meters.

Mabunyongmo is the highest freshwater lake in the world.

The Mensh Coal Mine is the highest coal mine in the world.

The Tale of King Gesar, one of the three major epics of China's ethnic minorities, is the longest epic in the world.

One of the earliest paintings reflecting ethnic unity in China is the painting "Steps in the Emperor's Car" by Yan Liping, a painter from the early Tang Dynasty, which depicts the Tang Emperor Taizong receiving the Tubo emissary Ludongzan to welcome Princess Wencheng to Tibet in 641 A.D.

China's earliest painting reflecting ethnic unity is the "Steps in the Emperor's Car" by Yan Liping, an early Tang Dynasty painter.

The highest palace in China is the Potala Palace in Lhasa. It is also the tallest palace in the world.

The highest city in China is Lhasa. It is also the highest city in the world with an altitude of 3650 meters.

The highest temple in China is the Jombo Monastery in Tingri County, Tibet, at an altitude of 5100 meters, which is also the highest temple in the world.

The ruins of the Guge Dynasty are the highest ancient dynastic ruins in the world.