记者从铁路12306技术中心获悉，近日，针对媒体报道的"12306半夜候补成功，1700元车票作废"，该中 心迅速组织力量进行了核实。 2月23日15时43分，陈某等3人从厦门北站乘坐G1656次，21时55分在宜兴站下车。 按照12306系统购票规则，同一乘车人不能购买同一时间的两段行程。该账户购票成功的乘车时段为厦 门北15时43分开，南京南22时36分到，候补兑现成功的乘车时段为厦门8时50分开、宜兴15时04分到， 时间没有重叠，不属于"同一乘车人购买同一时间的两段行程"，系统不判定为行程冲突。 按照12306系统候补购票规则，旅客在提交候补订单时，系统将提示"系统全天24小时持续进行兑现""兑 现成功或自动终止时，将通过您选择的通知方式进行告知，请注意查收消息并关注候补订单兑现状 态"。该账户提交候补订单时，系统及时进行了提示，在2月23日2时53分兑现成功后，系统同步向陈某 和其他2位乘车人发送了通知信息，该时间较提交候补订单时选择确定的截止兑现时间提前4小时57分。 按照12306系统车票改签规则，开车后的车票不能退票，可改签当日24时前车票一次，不收取费用，或 改签预售期以内车票一次，但需收取 ...

在登录环节，识别为异常请求时将直接被拒绝； 在提交购票订单环节，系统还将再次进行识别，异常购票请求将被放入慢速队列； 在提交候补订单环节，系统也会再次识别，行为异常的候补购票订单将被延迟处理。 铁科院技术专家在接受央视采访时表示，为保障购票公平，反刷票系统从 访问频率、操作行为、设备特征、 账号信誉、网络 IP 等多个维度进行综合识别，并结合智能分析与机器学习模型，在高并发场景下实现毫秒级 实时甄别。 12306 系统设置了一整套风险防控策略： 《 12306 点名第三方抢票是攻击式访问！网友：为啥不禁止？ 》 《 "12306"的架构到底有多牛逼？ 》 《 官方解释：12306 候补购票为何不显示排队人数 》 ...

2026 年春运来了，一年一度的抢票高峰期也来了。今天上午有个微博热搜： 12306 称第三方抢票是攻击式访 问 这是怎么回事呢？ 前几天，12306 技术中心总工程师单杏花接受 央视专访，她 将 第三方平台抢票行为称为 攻击式访问 。 所谓"专人抢票、光速加速、双通道抢票"，全是营销噱头。这些平台拿到用户购票需求后，会 用脚本高频、并 发、不间断刷新 12306 系统，把一个人的购票需求，放大成上百次甚至上千次请求， 严重挤占公共系统资 源，破坏购票公平 。 目前 12306 已加大异常访问识别与拦截力度，严厉打击这类"技术插队"行为，维护正常购票秩序。 官方建 议，春运购票优先使用 12306 免费候补功能，今年春运候补兑现率稳定高位， 比花钱买加速包更靠谱、更安 全 。 网友留言 "问题是你们的系统候补也是刚放票就没啊" "为啥不能禁止第三方抢票软件？对大多数人来说是不公平的" "你说有问题，那你就禁止。别跟消费者说有这有那的问题。" （参考：央视、微博，本文经由 AI 优化） 国铁集团强调， 12306 是唯一官方网络售票渠道，从未与任何第三方平台合作，不提供任何数据与接口 。 第 三方抢票不仅会触发 ...

Core Viewpoint - The development of China's railway system during the "14th Five-Year Plan" period has significantly enhanced its capacity and efficiency, positioning it as a global leader in high-speed rail technology and infrastructure [1][2][3][4]. Group 1: Railway Network Expansion - During the "14th Five-Year Plan," China's railway system achieved a passenger volume of 16.2 billion and a freight volume of 196 million tons, with a total railway operating mileage of 165,000 kilometers, including over 50,400 kilometers of high-speed rail [1][2]. - The "Eight Vertical and Eight Horizontal" high-speed rail network is becoming increasingly complete, improving connectivity and accessibility across regions, including the Beijing-Tianjin-Hebei area and the Guangdong-Hong Kong-Macau Greater Bay Area [2]. Group 2: Transportation Capacity and Efficiency - By 2025, the national railway is projected to handle 4.255 billion passengers and 406.6 million tons of freight, reflecting a year-on-year increase of 4.2% and 2.1%, respectively [3]. - The railway sector is focusing on reducing logistics costs and enhancing the efficiency of freight transport through modern logistics transformation and streamlined processes [3]. Group 3: Technological Innovation - China's high-speed rail technology, exemplified by the CR450 train, has set international benchmarks, with the country participating in over 300 international standard-setting projects [4]. - The 12306 ticketing system has become the largest ticket transaction platform globally, showcasing China's advancements in railway technology and innovation [4].

Core Viewpoint - The opening of the Xi'an to Yan'an high-speed railway marks a significant milestone as China's high-speed rail network officially surpasses 50,000 kilometers, symbolizing a cultural shift and enhanced connectivity for millions of people [1][3]. Group 1: Impact on Transportation and Society - High-speed rail has compressed time and space, creating "1-2-4-8 hour" transportation circles, enabling daily travel across long distances and fostering new employment models through "cross-city commuting" [1][3]. - The network covers 97% of cities with populations over 500,000, with over 9,300 trains operating daily, facilitating nearly 10 million passenger trips, thus enhancing the efficiency and accessibility of social mobility [1][3]. Group 2: Human-Centric Services - The high-speed rail system emphasizes human-centered services, providing detailed care for special groups, such as priority seating for the elderly and improved accessibility for disabled passengers [2]. - Services like flexible ticket options, fresh produce delivery, and internet meal ordering enhance the travel experience, transitioning from standardized offerings to personalized experiences [2]. Group 3: Cultural and Environmental Significance - High-speed rail transcends mere transportation, shaping cultural identity and development concepts, serving as a "national business card" that reflects China's modernization [3]. - With energy consumption only 18% of that of airplanes, high-speed rail promotes low-carbon travel, integrating green development principles into the travel experience [3]. - The achievement of 50,000 kilometers is not just a geographical milestone but also represents a leap towards a more efficient, equitable, and livable future for society [3].

Group 1 - The article emphasizes the significant role of women in China's economic development and modernization efforts, highlighting their contributions across various sectors [1][5] - The article showcases the achievements of women in technology and innovation, such as the development of the 12306 ticketing system by Shan Xinghua, which has become a leading global platform [1] - It highlights the success of women-led enterprises, like the Wan Shili Group, which has transformed from a small factory into a modern enterprise through technological innovation and brand development [3] Group 2 - The article discusses the impact of women in rural revitalization, with examples of women like Chen Yujia and Cheng Ju, who have empowered local communities through entrepreneurship and technology [4] - It mentions the training programs aimed at cultivating female leaders in rural industries, with a target of training 12,000 women from 2022 to 2024 [4] - The article reflects on the broader societal changes brought about by women's active participation in various fields, contributing to national rejuvenation [5]

Core Viewpoint - The 12306 system is continuously optimizing its infrastructure and expanding resources to effectively handle peak ticket purchasing demands during holidays and major travel seasons [1] Group 1 - The demand for travel during holidays is concentrated and continues to increase [1] - The 12306 system is enhancing its processing capabilities to cope with peak traffic during events like Spring Festival, May Day, and National Day [1] - The efforts include ongoing system optimization and resource expansion [1]

Group 1: Railway Freight Transport - National railway freight volume for the first five months reached 2.121 billion tons, a year-on-year increase of 1.73%, with May's volume at 440 million tons, up 0.70% [1] - China National Railway Group reported a freight volume of 1.642 billion tons for the same period, growing by 3.10%, with May's volume at 344 million tons, an increase of 1.78% [1] - The growth rate of freight transport has slowed down compared to previous quarters, with Q1 and the first four months showing year-on-year increases of 1.01% and 2.00% respectively [1] Group 2: Railway Passenger Transport - National railway passenger volume for the first five months reached 1.863 billion passengers, a year-on-year increase of 7.32%, with May's volume significantly boosted to 406 million passengers, up 12.61% [2] - The average daily operation of passenger trains reached 11,200, a year-on-year increase of 7.5%, with a record high of 13,800 trains on May 1, transporting 23.12 million passengers [2] - The railway department has optimized the 12306 system and introduced new ticketing measures, expanding new ticket types to 71 routes and enhancing services like "quiet carriages" on 92 train sets [2] Group 3: International Railway Developments - As of May 22, the China-Laos Railway has transported over 8.45 million passengers and 993,000 tons of goods this year, marking a year-on-year growth of 27%, with cross-border goods at 2.34 million tons, up 8% [3] - The national railway is expected to achieve a passenger volume of 4.28 billion by 2025, reflecting a year-on-year growth of 4.91%, with the first five months completing 40.42% of the annual target [3] - Anticipation of increased passenger flow during the summer and National Day holidays, with expectations of surpassing the same period in 2024 [3]

Core Insights - The 12306 team, consisting of 231 young engineers, has been recognized for their contributions to optimizing China's largest real-time ticketing system, particularly through innovative features like "reserve ticketing" and "age-friendly services" [1][3] - The team has significantly improved system performance, reducing ticket query response time from 15 seconds to 0.2 seconds and passenger verification time to 1.5 seconds, while also achieving a cumulative sale of 18.5 billion electronic tickets by the end of 2024 [3][8] Group 1 - The 12306 system faced a critical challenge during the 2012 Spring Festival, with access exceeding 1.4 billion visits, prompting a complete overhaul of the system architecture by the young engineers [2][3] - The team has developed various technologies, including the PSR model for passenger service records and a self-developed intelligent scheduling algorithm, enhancing the system's capacity to handle large volumes of traffic [3][4] - The team has also implemented a facial recognition feature to streamline the ticketing process, achieving a peak usage rate of over 1,300 people per second during the 2024 Spring Festival [4][5] Group 2 - The 12306 team has successfully adapted their ticketing solutions for international markets, such as the LCR Ticket for the China-Laos Railway, which accommodates local user habits and languages [7][8] - The team has faced cultural and technical challenges while implementing ticketing systems for projects like the Jakarta-Bandung High-Speed Railway, emphasizing the importance of local adaptation [7][8] - The cumulative service of the ticketing systems for the China-Laos Railway and the Jakarta-Bandung High-Speed Railway has reached 47.74 million passengers [8]