-- 所有的group
groups = {
	{ id = 220021001, refresh_time = 0, pos = { x = 183.6, y = 40.0, z = -7.2 } },
	{ id = 220021002, refresh_time = 0, pos = { x = 184.0, y = 37.5, z = -1.2 } },
	{ id = 220021003, refresh_time = 0, pos = { x = 181.3, y = -31.3, z = 1.0 } }
}