The Hainan Free Trade Port (FTP) raw and auxiliary materials ‘zero tariff’ policy, which was implemented in Dec., 2020, has been in force for four years. According to Haikou Customs, as of this November, raw and auxiliary materials worth a total of 8.574 billion yuan ($1.17 billion) were imported under the policy, saving companies 1.171 billion yuan ($0.16 billion) in taxes.