Convert from sack [UK, wool] to qian [China]

Unit Definition (sack [UK, wool])
The sack [UK, wool] is a traditional unit of weight, varying for different commodities shipped in sacks. In Britain, for example, the sack was a traditional measure for wool, fixed by Edward III at 364 pounds (26 stone) in 1340.

Unit Definition (qian [China])
The qian is a traditional Chinese weight unit. In modern China the qian is equal to 0.1 liang, or exactly 5 grams (0.1764 ounce).