Glowroad — Not receiving my refund

Sir/Madam,

I have received a wrong product from glowroad reselling company... Those people are not picking up my wrong product which I got and not giving me my refund amount. Please help I m from a small family... I initated for pick up so many times and called them many times but the pickup is getting cancelled and I m nt getting my refund.. It's been more than 15 days for this.. Please help me