During Qin and Han Dynasties, with the development of foreign exchange, silk cloth trade and exportDuring Qin and Han Dynasties, with the development of foreign exchange, silk cloth trade and export
秦汉时期,随着对外交流与扩展,丝绸贸易和输出达到空前繁荣。
Silk clothing should not use washing machines wash.Silk clothing should not use washing machines wash.