编辑同志:我单位在安全及工伤管理工作中,经常遇到以下问题难以判断,特向贵刊提出咨询,请在百忙之中予以解答。1.由于市场经济的发展，我单位在外省设有产品销售公司。今年4月份，我单位驻外省销售公司一名工作人员在外出与用户洽谈业务的乘车途中,突感头晕头痛无法继续工作。 Editorial comrades: My unit in the work of safety and injury management, often encounter the following problems are difficult to judge, especially to your magazine to consult, please be busy in the answer. 1. Due to the development of market economy, our company has a product sales company in other provinces. In April this year, a staff member of the sales agency of a foreign company in our unit went out to work with a user on a business trip. Suddenly dizziness and headache could not continue their work.