Reliance Digital - Product return and refund money

I order lifelong air cooler and that product complaint to company many time and doesn't give response many time call to company executives and they was cut call and many situations to created and them to be no to return and they are abus to mee.from ** days I complicated situation and create west my money and time and they not resolve my problem I oredr from */*/**** stil not resolve my problem.i very down my issues please resolve my issue and refund my money.and reliance digital is not good for consumers after sales service.so please resolve my problem.fast.