Industrial park sewage treatment integration involves the development of a Centralized Effluent Treatment Plant (CETP) that collects and treats wastewater from multiple manufacturing facilities within an industrial estate. The primary challenge is managing a highly variable and often complex wastewater stream containing a diverse mix of chemicals, heavy metals, and organic compounds from different industries. The treatment system must be robust, flexible, and capable of handling shock loads. Primary sedimentation is a crucial first step for removing settleable solids and associated toxins. The equipment in this stage must be constructed from materials that can withstand an aggressive and unpredictable chemical environment. Huake's non-metallic sludge scrapers are specifically engineered for this challenge. Their complete immunity to corrosion ensures continuous, reliable operation where traditional metal scrapers would rapidly fail. This reliability is non-negotiable for a CETP, as a breakdown in primary treatment could send a shock load of solids and hazardous materials into the biological treatment stage, causing widespread process failure and potential violations of the plant's strict discharge permit. By installing Huake scrapers, the CETP management guarantees a stable and maintenance-free primary sedimentation process. This forms a solid foundation for the entire integrated treatment train, enabling consistent effluent quality despite the variable and complex nature of the incoming wastewater, thereby ensuring the industrial park's environmental compliance and operational sustainability.