Bulk of the world raw silk supply is spun by the domesticated worm bombyxmori which is fed on mulberry leaves. Non-mulberry silk, otherwise known as Vanya silk are abundantly found in remote regions, hilltops and in forest interiors of Burma, China, India, Korea and parts of equatorial Africa and South- East Asia. According to entomologists there are five hundred different types of wild silk Moths spinning silk cocoons. But only few have commercial value. Vanya Silk includes Tasar, Eri and Muga silks. India is the only country producing all the three vanya silks commercially exploited besides, of course, the mulberry silk. Muga silk, the golden silk of assam is the exclusive product of India.