อุตสาหกรรมเหตุการณ์, ตลาดข่าว22 กรกฎาคม, 2021V-CONNECT VIETNAM EDITION (21/7 – 23/7) – TRIỂN LÃM QUỐC TẾ TRỰC TUYẾN NGÀNH NGUYÊN LIỆU THỨC ĂN CHĂN NUÔI