Group 1 - The article highlights the increasing consumer demand for security door products with systematic protective capabilities, driven by national subsidy policies and the 618 promotional season [1] - Wangli Security (605268), a leading company in the smart security industry, has upgraded its lock structure over two years, launching a finger-safe security door that eliminates the risk of finger pinching from a physical standpoint [1] - The issue of smart door locks causing finger pinching has sparked widespread discussion on social media, with the topic "WhoUnderstandsThePainOfSmartDoorLockPinching" reaching over 400 million views on Weibo, reflecting numerous painful experiences shared by users [1][3] Group 2 - Users have shared their painful experiences of being pinched by doors, including severe pain and injuries, with some posting graphic images of their injuries on social media [3] - A designer detailed their own incident with a smart door lock, describing a shocking sensation when their finger was caught, highlighting the design flaws in current door lock products [3] - Industry insiders attribute the pinching phenomenon to structural defects in the locks, noting that the distance from the lock cylinder center to the door edge is only 60mm, which, combined with modern handle designs, creates insufficient space for safe operation [3] Group 3 - The prevailing view is that merely relying on users to operate smart door locks carefully is not a solution to the design flaws; a fundamental redesign of safety logic is necessary to ensure user safety [4] - A truly secure security door must not only prevent external intrusions but also ensure user safety during every moment of door operation [4]