BEIJING, June 13: China Customs said on Monday that copper imports fell 4.2% to 622,446 tons in January-May. Customs data also showed that aluminum exports increased by 30.6% to 642,179 tons in January-May. The following are in May and 1- May China's major metal trade data. The specific data will be released later this month. May-May (T) (Tons) (% change from year-on-year) Imports: Copper (Anode copper, Cathode Copper and Copper alloys) 134,497 622,446 -4.2 Copper scrap 386,906 1,882,427 -25.9 Copper ore 290,000 1,560,000 53.3 Copper products 91,745 443,474 - 6.7 Aluminum (aluminum, alloy) 42,639 250,393 -41.4 Alumina 520,000 3,040,000 32.3 Aluminium 49,513 246,534 1.5 Aluminium 135,731 612,194 86.6 Aluminium (aluminum, alloy) 147,491 642,179 30.6 Aluminium products 60,361 260,634 79.9 Copper (anode copper , cathode copper and copper alloys) 1,642 24,074 - 47.2 Copper products 39,609 181,994 29.5