FIFA, May 10 (Xinhua)-- Mexico's Ministry of Economic Affairs issued a notice to impose a provisional anti-dumping duty of 57.63% on rigid polyvinyl chloride originating in China, regardless of the source of imports. The products involved are rigid PVC rolls, sheets, films and flat strips with plasticizer content less than 6%, transparent or colored, monolayer and polymerized other monomers, relating to the products under TIGIE tax No. 3920.49.99.