Since the end of 2025, the LED industry has witnessed a new round of cost escalation. The copper price has risen by over 36% this year, directly driving a significant increase in the production cost of the core component of LED light strips \u2013 the circuit board (PCB). Under the pressure of costs, some unscrupulous manufacturers, in an attempt to seize the market and cut costs, have begun to engage in \u201cdeceptive practices\u201d on the circuit boards of LED light strips. They resort to \u201cstealing copper\u201d and \u201csubstituting inferior products for good ones\u201d to make huge profits, causing serious quality risks and subsequent losses for the purchasers. This article aims to help you understand the essence of the \u201cstealing copper\u201d trap, master practical methods to avoid it, and ensure that you purchase genuine LED light strips.<\/p>\n