 China si ebupụ nke na-anwụ-mgbatị Ebu na-ugbu a lekwasị ke Europe, North America, Japan, South Korea na nebe ndị ọzọ, ụfọdụ ụlọ ọrụ mbupụ ebu ibu gua nihi na ihe karịrị 30 nke ngụkọta mmepụta valu . 