When was the first national safety work conference held in Shenzhen?

March 2000. According to China News Network, in March, 2000, a national safety symposium was held in Shenzhen. At the meeting, Liu Jinguo, member of the Party Committee and Vice Minister of the Ministry of Public Security, pointed out that we should understand the security work from the overall situation of economic and social development and build a harmonious society, and persist in reform, standardization and development.