Large quantities of lac and tussur silk are gathered in the hilly tract.
There are indigo factories, and other industries include the weaving of tussur silk and the making of coarse glass.
The principal products are rice, oil-seeds, lac, tussur silk, horns, hides, wax and a little iron.
- Chinese Tussur Moth, yearly and producing a soft flossy cocoon; the Chinese monthly worm, B.
The most important of the species at the present time is the Chinese tussur or tasar worm, Antheraea pernyi (figs.