上周末和闺蜜去吃海鲜自助，我俩从中午12点奋战到下午3点，扶着墙出门时还不忘互相打气："今天绝对吃回本了！" 结果第二天刷到这家店的抖音，老板正笑嘻嘻地数钱："感谢各位老铁，这个月又超额完成KPI啦～" 王老板开了15年自助餐厅，他给我算了一笔账： "一个成人自助158元，看起来不便宜，但我们的食材成本其实只占35%-40%。你以为自己能吃100块的东西，实际上最多吃60块。" 为什么会这样？因为自助餐老板早就摸透了人性： 我想起上次吃自助，光拿了两盘寿司就占了半个胃，后面看到龙虾都吃不下了，原来这就是老板的"小心机"！ 二、食材真的能吃吗？这里面的水比你想象的深 这是大家最关心的问题，也是我最想扒的真相。 瞬间我就懵了：明明我们吃了5盘三文鱼、3斤基围虾、2份牛排，怎么还让老板赚了？ 带着这个疑惑，我采访了3位做了10年以上自助餐的老板，终于搞懂了自助餐的赚钱逻辑。今天就把这些"行业机密"扒给你们看，保证颠覆你的认知！ 一、你以为在"占便宜"，其实早被算得明明白白 1. 眼睛大肚子小：看到满桌美食就忍不住拿，最后吃不完的比吃完的还多 2. 先甜后腻：一开始猛吃海鲜、肉类，吃到后面就被蛋糕、水果占了肚子 3. ...

Core Points - The Hainan Provincial Market Supervision Administration reported that out of 1456 food samples tested, 20 batches were found to be non-compliant with food safety standards [1] Microbial Contamination Issues - A restaurant in Haikou was found to use reusable dining utensils that contained coliform bacteria exceeding national food safety standards [1] Pesticide Residue Exceedances - Multiple vendors were cited for selling fruits and vegetables with pesticide residues above the permissible limits, including: - A fruit store in Qionghai selling Wokan with residues of benzimidazole and bifenthrin [1] - A vegetable stall in Wenchang selling carrots with imidacloprid residues [1] - A vendor in Sanya selling ordinary cabbage with flonicamid residues [1] - A stall in Ding'an selling yellow bean sprouts with 6-benzyladenine residues [1] - A fruit shop in Wanning selling Wokan with similar pesticide issues [1] - A vegetable stall in Danzhou selling carrots with imidacloprid residues [1] - A vendor in Wenchang selling bok choy with flonicamid residues [1] - A pharmacy chain in Haikou selling yellow bean sprouts with 6-benzyladenine residues [1] Veterinary Drug Residue Exceedances - Several seafood vendors were found to have shrimp and other products with veterinary drug residues exceeding safety standards, including: - A vendor in Dongfang selling shrimp with furazolidone residues [1] - A honey product from Hainan Agricultural Reclamation with chloramphenicol residues [1] - A vendor in Haikou selling loach with enrofloxacin residues [1] - A seafood market vendor selling grass shrimp with multiple antibiotic residues [1] - Another vendor in Dongfang with shrimp also exceeding furazolidone limits [1] Fungal Toxin Issues - A vendor in Wanning was found to sell peanuts with aflatoxin B1 levels exceeding safety standards [1] Food Additive Overuse - A shop in Haikou was cited for selling white angelica with sulfur dioxide residues above the permissible limit [1] Quality Standards Non-compliance - A store in Haikou was found to sell sunflower seeds with peroxide values exceeding safety standards [1] - Another store in Haikou selling dried snacks also had similar peroxide value issues [1] Heavy Metal Exceedances - A seafood vendor in Tunchang was found to sell black pomfret with cadmium levels exceeding safety standards [1] Other Issues - A restaurant in Haikou was found to use reusable dining utensils with residual anionic synthetic detergents exceeding safety standards [1]

Core Viewpoint - The seafood market in Kunming is experiencing a price drop following the National Day and Mid-Autumn Festival, with significant reductions in the prices of various seafood, particularly hairy crabs, due to abundant supply and expected further declines by the end of the month [1][5][13]. Price Trends - Various seafood prices have decreased, with hairy crabs being the most notable, currently priced at 28 yuan, 38 yuan, and 48 yuan for different sizes, down by 2-3 yuan compared to the National Day period [5][6]. - The price of hairy crabs is expected to drop further by the end of October, with predictions of 4.5 taels crabs potentially falling from 48 yuan to around 40 yuan each [5][6]. - Other seafood prices have also decreased, such as large prawns at 70 yuan per kilogram (down from 75-80 yuan) and sea bass from 48-50 yuan to 45 yuan per kilogram [5][6]. Market Supply and Demand - The market is currently well-supplied with seafood, particularly hairy crabs, which are expected to have better quality and taste as the month progresses [1][13]. - The supply of hairy crabs is primarily from Jiangsu, with prices ranging from 18 to 58 yuan each, and the market is anticipating the arrival of crabs from Hubei [13]. Consumer Behavior - The introduction of live cooking services at stores like Hema Fresh has enhanced consumer experience and boosted sales, making it convenient for busy customers [11]. - Special promotions, such as crab bundles at discounted prices, have attracted younger consumers, indicating a shift in purchasing behavior towards value-oriented options [9]. Availability of Yangcheng Lake Crabs - The renowned Yangcheng Lake hairy crabs are notably scarce in the Kunming market, primarily due to limited supply directed towards major cities like Beijing and Shanghai [14][15]. - Factors affecting the availability include a slower growth rate this year and potential logistical issues with middlemen delaying shipments [15][16]. - The total expected production of Yangcheng Lake hairy crabs for the year is approximately 10,350 tons, with specific harvest timelines outlined [16].

Core Insights - The agricultural market in Changsha is experiencing strong supply and demand during the National Day and Mid-Autumn Festival, with effective supply management through information technology [1][3]. Group 1: Vegetable Market - Prices for certain vegetable varieties such as green peppers, bitter melons, and silk gourds have seen a slight increase, but overall wholesale prices remain within a reasonable range [1]. - The average daily trading volume at the Changsha Haijixing wholesale market has reached over 13 million kilograms since the holiday period began [1]. Group 2: Seafood Market - The supply of various seafood products is abundant, with crabs, Pacific white shrimp, and other seafood being particularly popular among consumers [3]. - Due to higher temperatures this year, crabs have been released later than usual, maintaining high prices; for instance, a 125-gram crab is priced at 25 yuan each [3]. Group 3: Fruit Market - Some fruit stores are offering promotional gift boxes for the holidays, with discounts on products like pomelos, coconuts, and durians [3]. - Specific prices include 9.9 yuan for two red heart pomelos from Fujian and 19.9 yuan for 500 grams of imported durian from Vietnam [3].

Core Viewpoint - The East China Sea has partially lifted its fishing ban, allowing seafood such as red shrimp and crab to return to the market, enhancing the culinary experience for consumers [1]. Group 1: Seafood Health Benefits - Seafood is a significant source of high-quality protein, low in fat, primarily consisting of unsaturated fatty acids, and rich in vitamins and minerals, which support various bodily functions [4]. - It is recommended to consume fish, shrimp, and shellfish 1-2 times a week, with an adult intake of 300-500 grams [5]. Group 2: Caution for Specific Groups - Individuals with seafood allergies should be cautious due to the presence of foreign proteins that can trigger immune responses [6]. - Gout patients need to limit seafood intake due to its high purine content, which can exacerbate their condition [7]. - People with poor digestive function, such as the elderly and children, should avoid excessive seafood consumption to prevent gastrointestinal issues [8]. - Those with hyperthyroidism should strictly limit iodine intake from seafood, as certain types contain high levels of iodine [9]. Group 3: Seafood Selection Tips - Fresh fish should have a salty smell, clear eyes, and firm flesh that bounces back when pressed [11]. - When selecting crabs, look for a blue shell and a white belly; fresh crabs should be active and responsive [13]. - Fresh shellfish should have a slight sea smell, shiny shells, and should close quickly when touched [15]. - It is advisable to buy seafood in small quantities and consume it fresh to maintain quality [17]. Group 4: Safe Seafood Consumption Practices - Various cooking methods can preserve the natural flavor of seafood while retaining nutritional value; steaming is particularly recommended [18][21]. - It is crucial to separate raw and cooked seafood to avoid cross-contamination [21]. - Cooking seafood thoroughly is essential to eliminate potential pathogens and parasites [22]. - Avoid consuming leftover seafood, as it can lead to gastrointestinal discomfort due to protein degradation [24]. - In case of injury from seafood, immediate washing and disinfection of the wound are necessary [25].

Core Insights - The shrimp market in Shanghai has reached its annual price low in August, with various shrimp products like bamboo shrimp, South American white shrimp, and Macrobrachium rosenbergii being widely available [1][3] - Consumers are taking advantage of the lower prices, which are approximately 50% cheaper compared to winter prices [1] Price Analysis - Current prices for shrimp varieties are significantly lower than winter prices: - Prawns are priced at 22 yuan per pound, down from 35 yuan in winter - Grass shrimp are currently 35 yuan per pound, compared to over 80 yuan in winter - Large head shrimp are at 28 yuan per pound, reduced from over 50 yuan in winter [3] Market Conditions - The decrease in shrimp prices is attributed to two main factors: - The summer water temperature is conducive for shrimp growth, eliminating the need for additional heating, thus lowering production costs - A recent surge in local shrimp supply has reduced transportation distances and costs [3]

Core Insights - The seafood wholesale market in Jinan has seen a significant drop in shrimp prices since July, with prices for various shrimp types reaching their lowest levels of the year [1][3] - The increase in supply from major domestic production areas and the onset of summer demand have contributed to the favorable pricing and high sales volume [3][5] Price Trends - The price of Chinese white shrimp is currently at 65-70 yuan per jin, which is nearly half of its peak price of 150-200 yuan per jin earlier in the year [3] - Fresh live shrimp prices have decreased to 22-25 yuan per jin from an initial price of 30-40 yuan per jin, reflecting a drop of about 10 yuan [1][5] Sales Volume - The daily sales volume of both Chinese white shrimp and fresh live shrimp in the market can reach over 10,000 jin, with individual vendors reporting sales of over 1,000 jin per day [3][5] - A vendor noted that their stall can sell up to 2,000 jin of fresh live shrimp daily, indicating strong demand during the summer season [5] Market Dynamics - The seafood market is experiencing robust demand due to the summer season, with night market operators increasing their procurement of fresh live shrimp [5] - The current prices for other seafood, such as Australian lobster at 220 yuan per jin and river shrimp at 18-25 yuan per jin, remain stable and popular among consumers [8] Future Outlook - The seafood market may experience a temporary price drop after the end of the closed fishing season, which lasts from May 1 to August 16 [8]

Core Viewpoint - The Weinan Market Supervision Administration announced that 15 out of 145 food samples tested were found to be non-compliant with national food safety standards, highlighting issues such as pesticide residue, excessive use of food additives, and microbial contamination [3][11]. Summary by Category Non-compliant Products - Celery sold by Fuhai Jialiyuan Self-service Supermarket in Chengcheng County had a pesticide residue (Thiacloprid) level of 0.16 mg/kg, exceeding the standard limit of 0.04 mg/kg [3]. - Ginger sold by Yangguang Life Shopping Plaza in Pucheng County had a Thiacloprid level of 3.1 mg/kg, exceeding the standard limit of 0.2 mg/kg [4]. - Mango sold by Zanduoduo Supermarket in Pucheng County had a pesticide residue (Pyraclostrobin) level of 0.082 mg/kg, exceeding the standard limit of 0.05 mg/kg [5]. - Banana sold by Zanduoduo Supermarket in Pucheng County had a pesticide residue (Thiacloprid) level of 0.037 mg/kg, exceeding the standard limit of 0.02 mg/kg [6]. - Bean sprouts sold by Yang Gaitao's vegetable shop in Fuping County had a residue of 4-Chlorophenoxyacetic acid (as 4-Chlorophenoxyacetic acid) at 53.4 μg/kg, which is not permitted [7]. - Ginger sold by Weinan Fenghui Honest Man Commercial Development Co., Ltd. had a Thiacloprid level of 0.55 mg/kg, exceeding the standard limit of 0.2 mg/kg [8]. - Plates used by Zhang Yongliang's restaurant in Tongguan County had an anionic synthetic detergent (as Sodium dodecylbenzenesulfonate) level of 0.0144 mg/100 cm², which is not permitted [8]. - Vegetable buckets used by the same restaurant had both anionic synthetic detergent (as Sodium dodecylbenzenesulfonate) and coliform bacteria detected, which are not permitted [8]. - Green peppers sold by Cheng Meng's dried vegetable distribution store in Tongguan County had a Thiacloprid level of 0.67 mg/kg, exceeding the standard limit of 0.05 mg/kg [9]. - Celery sold by Kangmei Vegetable Distribution Store in Tongguan County had a Thiacloprid level of 0.072 mg/kg, exceeding the standard limit of 0.04 mg/kg [10]. - Rice noodles sold by Weinan High-tech Zone South North Alley Dried Vegetable Condiment Store had aluminum residue (dry sample, as Al) at 358 mg/kg, exceeding the standard limit of 200 mg/kg [10]. - Green bean sprouts sold by Weinan High-tech Zone Runhe Family Life Supermarket had a residue of 4-Chlorophenoxyacetic acid (as 4-Chlorophenoxyacetic acid) at 17.0 μg/kg, which is not permitted [10]. - Licorice apricot meat sold by the same supermarket had a sulfur dioxide residue level of 0.538 g/kg, exceeding the standard limit of 0.35 g/kg [10]. - Green bean sprouts sold by Shaanxi Meilian Society Discount Supply Chain Management Co., Ltd. had a residue of 4-Chlorophenoxyacetic acid (as 4-Chlorophenoxyacetic acid) at 25.7 μg/kg, which is not permitted [11]. - White angelica sold by Shaanxi Jinhui Shangyue Lejia Trading Co., Ltd. had a sulfur dioxide residue level of 1.04 g/kg, which is not permitted [11]. Regulatory Actions - The Weinan Market Supervision Administration has instructed local market supervision departments to conduct investigations and take risk control measures such as product recalls and removals from shelves for the non-compliant products [11].