Club Factory — I want to exchange my product

Address:	Salua, Munger, Bihar, 721145
Website:	Club factory

Few days back i bought a 2 long dress from your club factory website but 1 dress it doesn't fit me well so i want to replace it... Order number is so[protected]... I want to exchange it with a new size medium... I don't know how to exchange it and proceed further... If it is possible kindly help me with this... Contact me as soon as possible.
My contact no. [protected]
Thankyou