STH was established while looking into the growing demand from the various committed customers. It had established the excellent test facility and has been fully operational to conduct testing for Electrical, Electronics disciplines. The Electrical, Electronics category covers Consumer Durables & White Goods, Electrical Home Appliances, Deep Freezer, Refrigerators, Refrigerated Display Cabinets, Drinking Water Coolers,Bottle Coolers, Bottle Watere Dispensers etc. The existing test facility was regularly expanded to cater to the growing demand of customers, where up-gradation of the products as well as new products testing are undertaken.