Parcel not received yet

My mom sent me parcel from Sindh to US and it has been more than 15 days. I haven't received my parcel yet. I have been Trying to reach Leopards Customer Service through Whatsapp, email, online chat, and through phone number but didn't get any response. What am I suppose to do? Your customer service absolutely sucks and useless. It has no use of any good. LK999595980