1. It's a handed-down belief.

2. Numerous historical records on tie-dyed variety and handed-down tie-dyeing techniques have become precious data.

3. To be sure, with all the tradition, handed-down values and sound standards of quality involved, the 150-year-old cannot be denied a distinct maturity.

4. It is rare for either the unearthed jade vessel or the handed-down one to be cut and polished from one piece of jade with complicated making craft, elegant shape and beautiful line decoration.

5. "Second-Year Laws, Zhang Jia Shan Bamboo Slips of Han Dynasty" reflects the control of state power over the basic society, which is not recorded in most of handed-down documents.

6. The inheritance of Qin Law, the criticism of Qin's politics, and the Confucianism of law in Han Dynasty are undoubtedly the factors that resulted in the lost of Qin Law in handed-down documents.

7. A combination of word meanings of ancient Chinese, the unearthed literature and handed-down literature provide a dependable clue to ascertain the time when a piece of literature was written.