防火墙行业报告：市场集中度较高，市场稳步发展，定制化防火墙产品将不断涌现

Core Insights - The firewall market in China is steadily growing, with the market size expected to increase from $1.17 billion in 2016 to $3.02 billion by 2025, and projected to reach $3.156 billion in 2026 [2][7][20] - The growth is driven by policy support, increasing market demand, and technological advancements, particularly with the deployment of 5G, private networks, and industrial internet [2][15] - The rise of edge computing is increasing the demand for lightweight firewalls, and customized firewall products for scenarios like IoT and smart cities are expected to emerge [2][15] Firewall Industry Definition and Classification - A firewall is an access control product that creates barriers between internal networks and insecure external networks, preventing unauthorized access and attacks [3][16] - Firewalls can be categorized based on technology into traditional firewalls, Unified Threat Management (UTM) firewalls, Next-Generation Firewalls (NGFW), and AI firewalls [5][18] - They can also be classified by form into software firewalls, hardware firewalls, and chip-level firewalls [5][18] Current Development Status - The firewall industry is characterized as a critical component of IT infrastructure, acting as a gatekeeper for network security [7][20] - The market is experiencing steady growth due to supportive policies and increasing technological advancements [7][20] Industry Value Chain - The upstream of the firewall industry includes basic hardware (chips, hard drives, network cards, etc.) and basic software (BIOS, operating systems, encryption) [9][22] - The midstream consists of firewall products, while the downstream applications span various sectors including government, finance, telecommunications, energy, education, healthcare, transportation, and aerospace [9][22] Key Companies - Notable listed companies in the firewall sector include Sangfor Technologies (300454.SZ), Tianrongxin (002212.SZ), Hillstone Networks (688030.SH), Deepin Technology (300768.SZ), Ruijie Networks (301165.SZ), Venustech (002439.SZ), Qihoo 360 (688561.SH), and NSFOCUS (300369.SZ) [2][15]