[Wikipedia] The world’s oldest surviving book is Chinese—a Buddhist text called the Diamond Sutra, which bears the date 868 AD.Along with other printed manuscripts, the book was discovered in 1907 in a walled-up cave in Dunhang (north-west China) and is on display at the British Library. [ BBC News “Oldest noodles unearthed in China” Oct. China facts (interesting & fun statistics): The Chinese invented noodles, which they’ve been eating for at least 4,000 years, according to radiocarbon dating of ancient noodles discovered near the Yellow River in 2005.In the early 1900’s, archeologists discovered about 20,000 pieces of Oracle Bones (inscriptions on bones and turtle shells) using about 4,000 characters.
By the time Marco Polo arrived in China around 1270, eyeglasses (which he mentions in his accounts) were widely used in Chinese upper class.[ Wikipedia “Glasses” ] Silk has been used by the Chinese for approximately 5,000 years.The earliest evidence of silk dates back to around 4,000-3,000 BC in Shanxi province, where a culture silk cocoon was found.However, the earliest evidence of silk fabric dates back to around 2700BC.[ Wikipedia “History of Silk”] In ancient China, the process of making silk making was a closely guarded secret…punishable by the death penalty.
Another legend has it that European monks—who were sent to China in the sixth century to discover the secret of silk—smuggled some silkworm eggs out.