根据国家重点科研项目第67项中要求,我们对我省出口水产品对虾、鱼类、海蜇皮、赤贝进行大肠菌群细菌的试验,找出污染源及污染的环节,以便提出合理措施,提高产品质量、把好产品出口关。我们于78年10月～79年1月对我省山海关食品厂、秦皇岛市外贸冷冻一厂、北戴河海滨冷冻厂、唐山地区外贸冷冻厂、沧州地区外贸冷冻 According to the requirements of item 67 of the state’s key scientific research projects, we conducted experiments on the export of aquatic products for shrimp, fish, jellyfish skin, and red bell peppers in our province for coliform bacteria to identify sources of pollution and pollution so as to put forward reasonable measures to improve Product quality, good product exports off. We in October 78 ~ January in January of Shanxi Province Shanhaiguan Food Factory, Qinhuangdao City, a foreign trade frozen plant, Beidaihe beach frozen plant, Tangshan foreign trade frozen plant, Cangzhou area trade frozen