On August 8, 2014, the Ministry of Trade, Industry, Investment and Communication of Trinidad and Tobago decided to initiate an anti-dumping investigation on imports of aluminum extrusions from China (Legal Notice No. 262, 08.08.2014). The products subject to investigation are classified under the following HS codes: 7604.1000, 7604.2100, 7604.2900, 7608.1000 and 7608.2000. The complaint was lodged by Cantrex Limited. Legal Notice No. 262 was published in the Official Gazette of Trinidad and Tobago on August 22, 2014.
 
On 21 February 2016, the Minister of Trade and Industry of Trinidad and Tobago imposed definitive anti-dumping duties on imports of subject good from China. The rate of duty on imports of aluminium tubes and pipes is 9%. The rate of duty on imports of aluminium bars rods and profiles is 6%. The goods subject to anti-dumping duties fall under the following HS code subheadings: 7604.2100, 7604.2900, 7608.1000 and 7608.2000. Three Chinese companies are exempt from definitive anti-dumping duties. This measure is in force until 20 February 2021.

On 20 February 2021, the duty expired without review.