The integration of Neural Networks (NNs) with Cloud-Based IIoT has emerged as a transformative paradigm in modern industrial settings. This paper explores the synergy between NNs and Cloud-based IIoT, presenting a comprehensive overview of their integration, applications, and benefits. The fusion of NNs and IIoT in the cloud facilitates intelligent data processing, predictive analytics, and real-time decision-making, revolutionizing industrial processes. Special attention is given to the challenges and opportunities posed by this integration, such as data security, latency concerns, and scalability issues. Furthermore, the chapter delves into the diverse applications of NNs in Cloud-based IIoT, ranging from predictive maintenance and quality control to energy optimization and anomaly detection. The security aspects of deploying NNs in the Cloud for IIoT are thoroughly examined, addressing data privacy, authentication, and secure communication protocols. Additionally, the paper discusses the role of edge computing in augmenting the capabilities of Cloud-based NNs, enabling localized decision-making and reducing latency. It emphasizes the need for collaborative research efforts to overcome obstacles and unleash the complete capabilities, fostering a new era of intelligent, connected, and data-driven industrial ecosystems. The presented insights aim to guide researchers, practitioners, and decision-makers in harnessing the transformative power of NNs within the realm of Cloud-based IIoT, ultimately advancing the state-of-the-art in industrial automation and intelligent manufacturing.