保险盖 meaning in Chinese

safety cover

To prevent unauthorized products , our cosmetics grade mineral oil , food grade mineral oil and medicine grade mineral oil have a only - one - time safe cap . if you have any objections to our mineral oil , you can contact our complete quality management office at our hangzhou refinery
为防止假冒hr牌白油，杭州炼油厂将化妆级白油、食用级白油和药用级白油在油桶的密封盖外层加套一次性白色保险盖，