I'm guessing possibly that many of their products contain chicken or beef, and import of chicken or beef into the United States from Asia is very hard if not impossible.

我猜可能是因为康师傅的许多产品里含有鸡肉或牛肉，而从亚洲往美国进口鸡肉或牛肉非常难。

youdao

Main product have and bring bone 4 body beef, bone 12 body beef, top-grade fat ox series and mutton series, etc. products.

主要产品有带骨4分体牛肉、去骨12分体牛肉、高档肥牛系列及羊肉系列等产品。

youdao

It specified more than 80 types of canned chili, beef stew, corned beef hash and other meat products in addition to the 10 products it had recalled Thursday.

包括80多种罐装辣椒、炖牛肉、咸肉马铃薯泥、其他肉制品和周二召回的十种食品。

youdao

The bill would also ease travel restrictions to Cuba, which,US farmers believe, would increase the demand for US food products, including beef and pork.

VOA: standard.2010.07.29

With prices higher in America, Canada's exports of boxed beef and beef products have surged to record levels.

ECONOMIST: Canada

The lifting means that live animals born after 1 August, 1996, beef and beef products made from cattle slaughtered after 15 June 2005 will be able to be exported.

BBC: NEWS | UK | UK beef export ban lifted by EU

The Australia New Zealand Food Authority (ANZFA) will examine amendments to the Australia New Zealand Food Standards Code to ensure that imported beef and beef products were free from BSE.

CNN: European beef ban spreads