Trump: Chinese corn purchases may exceed expectations in Washington, D.C. February 22: US President Trump said at the White House this week that U.S. corn exports to China have always been part of trade negotiations between the two countries.

With the expansion of farming scale, there are more and more chicken houses, and for these intensive farming, once the disease occurs, the loss is incalculable.

Laying hens start from 21 weeks old to 72 weeks old as a laying period. Generally, laying period is divided into pre-laying period, peak laying period and post-laying period.

Recently, a press conference on the 2nd International Animal Welfare (Mink and Fox) Demonstration Site was held in Beijing National Convention Center, jointly organized by China Leather Association and International Fur Association.