The tomb dates to the 2nd century BCE, in the Han Dynasty. The occupant was a 50-year-old woman; according to a seal atop her coffin her name was Wan Dinu.
Reconstructed model and plan of the largest loom. As you can see, this is a complex machine, called a pattern loom. A pattern loom could be "programmed" to produce complex geometric patterns. This is the oldest such loom known. Experts have long debated where these looms came from, and China has been one option; this find seems to solidify the Chinese case.