International litigation in the long-running saga over Hong Kong-based CK Hutchison's Panama ports appears to be moving forward, with the company recently announcing the next steps in an investment arbitration proceeding.

In the midst of controversy over Chinese control of the Port of Darwin, an investment arbitration lawsuit has been filed, although the details of the claim have not been publicly disclosed yet.

Earlier this week, China's Ministry of Transport (MOT) summoned officials from shipping giants Maersk and Mediterranean Shipping (MSC), a sign of Beijing’s efforts to safeguard its strategic overseas commercial interests.

Having earlier filed a contract-based investment claim against the Panamanian government, Hong Kong-based CK Hutchison is now bringing a treaty-based investment claim as well.

The controversy over the Hong Kong-based Hutchison Ports contract related to running ports on both sides of the Panama Canal has now led to an international investment lawsuit by the company against the Government of Panama.

As another follow-up on China's implementation of the recent agreement with the United States, China suspended port fees on American-owned/operated vessels and lifted sanctions against five U.S. subsidiaries of the Korean shipbuilder Hanwha. Simultaneously, Beijing announced a major new regulatory move, placing 13 additional

Last week, China and the U.S. announced that they had reached an agreement resulting in the temporary suspension of specific tariffs and non-tariff measures. This piece focuses on the relief from the Chinese side, which remains conditional and subject to further regulatory action.