Core Viewpoint - The article discusses the recent incidents of order cancellations, referred to as "砍单" (order cutting), on the Pinduoduo platform during the pre-sale of the iPhone 17, highlighting the challenges consumers face in securing their purchases due to the platform's strict anti-fraud measures aimed at preventing scalping and ensuring fair access to discounts [2][3][11]. Group 1: Order Cancellation Incidents - Many users reported receiving notifications of order cancellations for the iPhone 17 on Pinduoduo, citing reasons related to account or shipping information not meeting delivery conditions [2][3]. - Affected consumers expressed frustration, noting that even after successful payment, their orders were canceled hours later without clear explanations from customer service [5][6]. - The article emphasizes that successful payment on Pinduoduo does not guarantee the completion of the purchase, as the platform employs algorithms to identify potentially fraudulent orders [6][10]. Group 2: Anti-Fraud Measures - Pinduoduo has implemented a set of algorithms to combat scalping and ensure that more users can benefit from promotional offers, which includes monitoring user behavior and transaction patterns [3][10]. - The platform's user agreement allows it to assess user activities and determine if they exhibit signs of abnormal or fraudulent behavior, leading to potential order cancellations [7][9]. - Specific measures include canceling orders, revoking promotional eligibility, and other actions deemed necessary by Pinduoduo to protect user rights and maintain fair access to products [8][11]. Group 3: Consumer Strategies and Experiences - Users have shared various strategies to avoid order cancellations, such as ensuring precise shipping addresses and avoiding the use of multiple accounts from the same location [9][10]. - Despite these strategies, some long-time users still faced cancellations, raising concerns about the effectiveness and fairness of Pinduoduo's fraud detection system [10]. - The article notes that the "百亿补贴" (Billion Subsidy) program is designed to attract high-value users by offering significant discounts on popular products, which has led to increased scrutiny of orders during promotional events [11].

经济观察报 记者 陈月芹 2025年9月12日20时，苹果iPhone17系列开启预售。同一时间，拼多多推出百亿补贴活动，用户每逢整点抢券，使用优惠券下单苹果新品最多可减900元。 9月13日，不少用户在社交媒体上发帖"iPhone17被砍单"，称收到拼多多方的退单退款通知，依据为"该商品为限购商品，此订单因账号或收货信息被系统判 定不符合发货条件，已全额退款"。 消费者完成网购支付后，商家或平台单方面取消订单的行为，会被消费者形容为"砍单"，常由商品缺货、价格异常、风控系统判定风险等因素引发。 据经济观察报了解，为了打击"黄牛"等批量下单百亿补贴限购商品，让更多用户享受优惠福利，保障用户合法权益，拼多多内部有一套算法模型用于识别异 常账户。针对部分可能被系统"误伤"的用户，拼多多已协调客服与用户作进一步沟通。 "下单成功"不意味着购买成功 一名被"砍单"的消费者称，自己使用常用的拼多多账户、常用的收货地址下单，只买一台自用，付款成功12小时后仍被强制取消订单。他多次咨询拼多多官 方客服"不符合发货条件"的具体依据是什么，客服仅回复"由于咨询量较大，将尽快安排专员处理"。 受优惠券驱动，9月12日晚，有消费者 ...