Activity by MapleSyrup

I ordered something 3 months ago on Romwe and it says it's been shipped and delivered but it hasn't arrived. I would really like to have my order or at least a refund. The track number was PQ4SEX0736039980103730S. I would really, really appreciate it if someone would help me out on getting my order/refund back since it's been 3 months since I've ordered this.