Optech is India’s most recognized & well-popularized desktop billing software among other softwares in the market. We distributed our service to many businesses and are still in demand for this software because of its easy usability and tight security. We successfully launched this billing software service in the year 2000 with minimal support from people and later our market size roared with 6000+ users on 2018. Currently, we are ascended with 10,000+ active users without any errors reported on our desktop billing system.