Discover CAL-ON EV: India's Smartest and Trusted Electric Vehicles. Experience cutting-edge technology and sustainable mobility for a smarter tomorrow !!! CAL-ON was established in the year 1999, to manufacture Electronic Weighing Scales and Systems. In 2003, CAL-ON emerged as leader in united AP State. During the course of time, as part of diversification and expansion process, company has added more feathers in the product line.A trusted name in the manufacturing industry. With over 25 years of experience in various industries, we have now entered the electric vehicle space with our cutting-edge electric vehicles.