; and (7) the United States should immediately enforce existing sanctions, including sanctions provided for in Executive Order 13846 ( 50 U.S.C. 1701 note; relating to reimposing certain sanctions with respect to Iran), and expand sanctions designations to include persons that store Iranian oil, ship-to-ship oil transfer operators, ports and port operators, refineries and refinery operators, and other individuals and entities, particularly in the People's Republic of China, dealing in Iranian-origin oil and petrochemicals. 3. Appropriate congressional committees defined In this Act, the term appropriate congressional committees means— (1) the Committee on Foreign Relations and the Committee on Banking, Housing, and Urban Affairs of the Senate; and (2) the Committee on Foreign Affairs and the Committee on Financial Services of the House of Representatives. 4. Strategy to counter role of the People’s Republic of China in evasion of sanctions with respect to Iran (a) In general Not later than 120 days after the date of the enactment of this Act, the Secretary of State, in consultation with the heads of other appropriate Federal agencies, shall submit to the appropriate congressional committees a written strategy, and provide to those committees an accompanying briefing, on the role of the People’s Republic of China in evasion of sanctions imposed by the United States with respect to Iranian-origin petroleum products that includes an assessment of options— (1) to strengthen the enforcement of such sanctions