Sea freight from China to the USA – 27–35 days, and “slow sea” – 35–40 days, If you use Matson Shipping to ship, the time from China to the United States can be shortened to 15-17 days
Do I need a customs agent to import?
There is no legal requirement for you to hire a Customs Broker to clear your goods. However, many importers opt to do so for the convenience. Customs Brokers are licensed by U.S. Customs and Border Protection (CBP) to conduct CBP business on behalf of importers.