0:00 近日，"眼神给出去""身体形成X形"等魔性台词在社交平台频繁刷屏，引发网民模仿热潮的同时，也激 起广泛争议。随着舆论持续发酵，记者调查发现，最初发布此类内容、自称"中国性商教母"的网红周媛 （网名"黑白颠周媛"）已在抖音、小红书、视频号等多个平台被封号。 公开信息显示，周媛此前发布的大量短视频内容尺度较大，频繁使用带有性暗示的肢体语言和话术， 如"用眼神勾人""激发男性保护欲"等，并以此推广其所谓"性商课程"。这些课程价格从9.9元的入门体验 课，到999元、4980元的进阶训练营不等，最高档"全维女性成长研习班"售价高达8.8万元，仅面向成年 女性招生，且需提前10天报名。据其团队宣称，课程学员累计数万人，总营收超2400万元。 值得注意的是，此类课程内容高度私密，连其公司内部员工亦多表示"不知具体授课细节"。有网民质 疑，这类"性商教育"实质是将女性异化为取悦男性的工具，披着"情感赋能"外衣，行贩卖身体焦虑与软 色情之实。 记者进一步调查发现，周媛名下关联至少8家企业，其中5家处于存续状态，经营范围涵盖教育咨询、生 活美容服务、医疗器械销售，甚至包括成人情趣用品制造。在其运营的"黑白颠官方商城" ...

以下文章来源于搜狐财经 ，作者张雅婷 搜狐财经 . 搜狐财经官方账号。我们致力于提供独家、深度的公司报道。 "黑白颠日常说"公众号介绍显示， 黑白颠课程还涉及青少年教育板块。 文 ｜ 张雅婷 编辑 ｜ 杨锦 来源｜ 搜狐财经（ID：sohucaijing2016） 封面来源 ｜ 网络公开资料 "当你们踏进黑白颠的那一刻，学了黑白颠性商的那一刻起，你们就战胜了90%的女生了。" 其中，魅力商学苑的课程包括性魅力体系、性技巧体系等，如欲擒故纵、浴室玩法、狐系媚术等等。情感商学苑侧重于亲密关系、家庭教育等，疗愈商学 苑设有艺术疗愈、性疗愈课程、BDSM课程等。 去年8月，在位于厦门的一场黑白颠性商学苑线下活动上，留着大波浪发型、身穿挂脖长裙的周媛对学员们自信地说道。 在这场为期两天两夜的"沉浸式体验"活动中，周媛发布了新书《性感大脑》，并与多名女性学员互动，解答她们在情感与关系中的困惑。 有学员提问，"对方是直男，骂我是神经病。"周媛回答说，"所有人都正常，你就没意思了，我们一定要成为一万个人中得病的那一个。" 周媛，黑白颠性商学苑的创始人，自称"中国性商教母"、影响女性超百万，在抖音、小红书等平台账号粉丝量超20 ...

Core Insights - The primary reason for convenience stores to operate 24 hours is to reduce costs and increase profits, despite the perception that it may not be necessary [1][4][19] Cost Reduction and Profit Increase - Operating 24 hours allows convenience stores to spread fixed costs, such as rent and utilities, over a longer period, effectively lowering the average daily cost [3][4] - For example, if a store's rent is 5000 yuan and utilities are 1500 yuan, the average daily cost is 216 yuan. By operating overnight, this cost can be halved to 108 yuan, significantly increasing net profit [3][4] - Even with low nighttime customer traffic, the potential for increased sales during peak hours can lead to higher overall profitability [9][10] Reasons for Limited 24-Hour Operations - Geographic location plays a crucial role; not all stores are situated in high-traffic areas, making 24-hour operation less viable [5][8] - Staffing challenges arise, as maintaining a 24-hour schedule requires adequate personnel, which can be difficult to manage [6][18] - If a store is located in an area with low foot traffic, the increased operational costs may lead to losses [7][8] Customer Demographics for Night Operations - Nighttime customers typically include workers from nightlife venues, taxi and logistics drivers, and factory employees who work late shifts [14][15][16] Key Considerations for Opening a Convenience Store - Location is critical; a store in a high-traffic area is more likely to succeed with 24-hour operations [17] - The sourcing of products is essential; partnering with reputable suppliers can enhance sales [18] - Proper staff allocation is necessary; typically, two employees are needed for 24-hour operations to manage shifts effectively [18]