Baffalo logistics lies when they don't want to deliver our parcels

I don't know why shein users baffalo logistics to deliver our parcels, last week Thursday they called me saying they will deliver my parcel, today I get an email saying my parcel is being returned to sender they couldn't get hold of me liessssss Im home, and my phone is on I didn't get any call from them, I have been waiting for this parcel for a week I have been contacting them no response I'm so upset because I feel so helpless, when you watsapp them still no response, bad customer service from theirs people