Apex Services India — after paying the amount they didn't give me any single service

Address:

3/133 lalita park, laxmi nagar delhi 110092

I take 2 year amc for my r. O. On 18 june 2018 from them on paying rupees 10000, but after paying the the amount they didn't give me any singel service, on 5 june 2020 i try to file my complaint they ok we will send technician but till 20. June they didn't solve the problem on 21 june they call and said you have pay 10000 rupees for two year of amc then we send technician and solve the problem. First they take the amount and didn't give any single service to me and second time they also try to make me fool.