What does this mean it says Alert and then the tracking info?

CH102206787US

Alert

United States
USPS
China
China Post
Destination - Tracking consuming: 162 ms
2020-10-14 09:48
Yiwu City, return.

2020-07-29 16:57
Yiwu City, customs clearance.

2020-07-29 11:06
Jinhua City, import customs retained for inspection.

2020-07-29 08:41
Jinhua City, sent to the import customs.

2020-07-29 08:21
Jinhua City, arrived at Yiwu International Processing Center (transfer)

2020-07-28 23:39
Hangzhou City, leaving the Hangzhou International Processing Center, the next stop, Yiwu International Processing Center (transfer)

2020-07-28 07:17
Hangzhou City, Hangzhou International Processing Center (transit)

2020-07-28 04:15
Shanghai, Leave Shanghai International Terminal, next stop Hangzhou International Processing Center (transfer)

2020-07-19 17:00
Miami, Miami has been exported straight.

2020-07-18 23:24
Miami, to the Overseas Export Swap Bureau.

2020-07-18 23:24
Miami, leave the Miami Processing Center.

2020-07-18 23:02
Miami, Leaving The Overseas Export Swap Bureau (not yet arriving at China Post)

2020-07-18 23:02
Miami, to the Overseas Export Swap Bureau.

2020-07-13 14:05
United States, United States has been received.

Origin - Tracking consuming: 639 ms
2020-07-29 11:06
CHINA, YIWU A, Held in Customs -> Your item is being held in Customs at 11:06 am on July 29, 2020 in YIWU A, CHINA.

2020-07-27 17:39
CHINA, SHANGHAI, Processed through Facility

2020-07-27 13:37
CHINA, Processed Through Facility

2020-07-24 13:08
CHINA, SHANGHAI, Departed

2020-07-24 09:40
JAPAN, TOKYO, Departed

2020-07-24 04:00
JAPAN, TOKYO, Departed

2020-07-22 13:25
UNITED STATES, NEW YORK, Departed

2020-07-21 10:02
UNITED STATES, NEW YORK, Arrived

2020-07-18 23:24
MIAMI FL INTERNATIONAL DISTRIBUTION CENTER, Processed Through Regional Facility

2020-07-18 23:24
MIAMI FL INTERNATIONAL DISTRIBUTION CENTER, Arrived at Regional Facility

2020-07-18 00:00
In Transit to Next Facility

2020-07-15 09:34
MIAMI FL INTERNATIONAL DISTRIBUTION CENTER, Arrived at USPS Regional Facility

2020-07-14 01:08
MID CAROLINA-CHARLOTTE NC DISTRIBUTION CENTER, Departed USPS Regional Facility

2020-07-14 00:46
MID CAROLINA-CHARLOTTE NC DISTRIBUTION CENTER, Arrived at USPS Regional Facility

2020-07-13 17:38
ROCK HILL, SC 29732, Departed Post Office

2020-07-13 14:05
ROCK HILL, SC 29732, USPS in possession of item