There are the following main issues in food security: using poor quality raw materials in the food manufacturing process, adding toxic substances, excessive use of food additives, abusing of chemical additives and so on. There are many reasons to cause this problem, and regulators, producers and even consumers share responsibilities. The entire society should try effort to avoid food safety issues.
食品安全主要存在以下问题：在生产食品过程使用劣质的`原材料，添加有毒物质，过量使用防腐剂，滥用化学添加剂等等。引起这一问题的原因有很多，监管者，生产者甚至是消费者都有责任。全社会应该尽力避免食品安全问题。