1, the bulletproof vest market is insufficient. The reason why the number of bulletproof vests in the company can't meet the needs of employees is because of the lack of bulletproof vests market, and there are few bulletproof vests available in the market.
The number of employees in the company has increased. The reason why the number of bulletproof vests in the company can't meet the needs of employees is that the number of employees in the company has been increasing, and the bulletproof vests have not been replenished, which leads to the inability to meet.