Frontech — fake job and demand money on call

Address:

324, Galaxy Emperia, warud road, Aurangabad, Maharashtra, Aurangabad, Maharashtra, 431005

One day a call came to me from a person and offered job of form filling home based job they offered me rs 20 for each form and given me 1500forms and asked me to complete me in 10 days with 90% accuracy i.e. 1350 then they will pay me as mention in the agreement done by them than after completion of my work on time I submitted to them and the gave me QC report which was shown fail but I made cross check of my work and found that I was able to maintain the 90% accuracy but still they manipulated the work and shown 216 mistake after that I received call from any advocate association from Maharashtra and asked me to pay 4500 RS as charges for not maintaining the accuracy and they will give me NOC regarding this, to a account name ECO TECH which I made through online payment but after that they didn't provided me NOC and asking me to pay 15550 for terminating the contract or 18000 to continue the work others wise they will take legal action in court and giving me pressure and threat to pay but nothing such concern was mentioned in the contract to pay or even the agent and helping are helping they are just ignoring the calls. So please help me I am a student and how will I manage such big amount and I already paid 4500 some how by taking loan so please help me. And also now I came to know this company has done this fraud to many other by such way in the name of Eco Tech and now changed name to Frontech but there bank account name is still Eco Tech.