中国造纸术起源于何时，长期间有两种不同意见。一种意见认为东汉蔡伦于１０５年所发明，主要依据文献记载；另种意见主张蔡伦前的西汉已有纸，蔡伦是造纸术革新者，主要依据考古发现。从实践是检验真理的唯一标准来看，文献上说蔡伦发明纸是否正确，要由考古发掘来检验，... When originated from China’s papermaking industry, there were two different opinions over the long run. According to one opinion, the invention of the Cailun in the Eastern Han Dynasty was mainly based on the literature in 105 years. Another view was that there was already paper in the Western Han Dynasty before Cai Lun and Cai Lun, a papermaking innovator, mainly based on archaeological discoveries. Judging from the fact that the practice is the sole criterion for testing truth, the literature says Cai Lun invented the paper is correct, by archaeological excavations to test, ...