1. This is the full tracking of your parcel:
China Post Register Air Mail Tracking System

Parcel No.RH323833734CN tracking result
2016-06-12 19:07:29.0 Guangzhou Int'l Parcel Center received
2016-06-12 19:07:33.0 Guangzhou Int'l Parcel Center customs scan
2016-06-12 21:26:48.0 leaving Guangzhou Int'l Parcel Center ，next station 广商大宗
2016-06-13 22:46:46.0 Shanghai Transit Station export security scan
2016-06-14 10:06:18.0 Shanghai Transit Station export customs cleared
2016-06-15 03:52:00.0 arrive Shanghai Int'l Airport
2016-06-15 04:16:43.0 leaving Shanghai Int'l Airport going to next airport/seaport
2016-06-17 11:41:00.0 Shanghai departure
2016-07-12 09:41:45.0 Beijing Transit Station import customs scan
2016-07-12 13:34:57.0 Beijing Transit Station import customs cleared (domestic transit )
2016-07-14 08:15:08.0 Shanghai Transit Station import customs scan
2016-07-14 09:12:10.0 Shanghai Transit Station import customs cleared (domestic transit )
2016-07-15 10:20:51.0 arrive 梅陇dept. delivery office
2016-07-15 12:31:28.0 梅陇dept. attempt delivery
2016-07-15 12:32:00.0 梅陇dept. delivered

2. Your parcel either never made it outside of China or the parcel was refuse entry in USA and was return back to seller and deliver to him on the 15 July.

Thanks.