 CHICAGO, Oct. 16, 2021 GLOBE NEWSWIRE -- At the upcoming 10th Leman China Swine Conference and 2021 World Swine Industry Expo, Amlan International will highlight how its natural, mineral-based feed additives are improving intestinal health in swine and helping producers overcome key economic production challenges. The conference and expo, to be held on October 20-22, 2021, in the Chongqing International Expo Center, are expected to attract approximately 6,000 conference attendees and more than 50,000 expo visitors. 