CHAOHUA TECH(SZ:002288) Sou Hu Cai Jing·2025-11-10 11:50Core Viewpoint - The delisting of ChaoHua Technology is considered one of the most regrettable tragedies in the commercial world of Meizhou, as it occurred just before a significant boom in the PCB industry [1][2]. Company Summary - ChaoHua Technology, under the stock code "*ST ChaoHua" (002288), was delisted from the Shenzhen Stock Exchange on August 19, 2024, without entering a delisting transition period. After delisting, the stock was transferred to the National Equities Exchange and Quotations system, now trading under the code "R ChaoHua1" at a closing price of 0.15 yuan per share [1]. - The company specializes in the research, production, and sales of high-precision electronic copper foil, various types of copper-clad laminates, and printed circuit boards (PCBs) [1]. Industry Summary - Following the delisting of ChaoHua Technology, the PCB industry has experienced significant growth driven by trends in 5G construction, the explosion of the electric vehicle market, AI advancements, and domestic substitution. The PCB sector has seen stock prices increase by multiples, with some stocks rising five to six times [1]. - Current notable performers in the PCB sector include Shenghong Technology, Hudian Co., and Dingtai High-Tech, which have all shown substantial price increases [1].