Hi. . .friends . voltas company is very big company. and fine worker. voltas is india’s largest air conditiong company, and one of the world’s premier engineering solutions providers and project spcialists.founded in india in 1994 and being one of the principal companies in the tata group, voltas limited offers engineering solutions for a wide spectrum of industries in areas such as heating, ventilation and air conditioning, refrigertion, electromecanical, and air quality.
good company and topers is"voltas".
and normal sound prodius.