Investment Rating - The report maintains an "Overweight" rating for the communication industry [5] Core Insights - The upcoming release of GPT-5 signifies a new wave of competition in large models, with significant investments in computing infrastructure expected to continue [9][10] - NVIDIA's stock price continues to reach new highs, with a market capitalization exceeding $4.2 trillion as of July 18, indicating strong demand in the domestic supply chain [11] Summary by Sections Industry Overview - The communication industry is experiencing a sustained high level of demand, particularly in sectors such as optical modules and PCB manufacturing [11] - Domestic GPU manufacturers are making strides in replacing foreign products, with companies like Lishan Technology set to launch a self-developed 6nm GPU [10] Key Companies to Watch - Suggested companies for investment consideration include: 1. Servers: Industrial Fulian, Huaqin Technology 2. Optical Modules: Zhongji Xuchuang, Xinyi Sheng, Taicheng Light 3. PCB: Shenghong Technology, Huitian Technology, Shengyi Technology 4. Copper Interconnect: Zhaolong Interconnect, Changxin Bochuang 5. GPU: Cambrian, Haiguang Information [11]