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Istanbul, as Turkey's largest industrial hub and economic center, faces significant water management challenges due to its extensive manufacturing sector, pharmaceutical industries, textile production, and food processing facilities. The city's strategic location bridging Europe and Asia has made it a crucial center for industrial development, creating an increasing demand for advanced wastewater treatment solutions.
The RO (Reverse Osmosis) reject water evaporation industry has experienced remarkable growth in Istanbul over the past decade. With stricter environmental regulations implemented by the Turkish Ministry of Environment and Urban Planning, industries are required to achieve zero liquid discharge (ZLD) standards. This regulatory framework has accelerated the adoption of advanced evaporation technologies, particularly for treating high-salinity wastewater generated from RO systems.
Istanbul's pharmaceutical sector, concentrated in areas like Dudullu and Gebze, generates substantial volumes of RO reject water containing high concentrations of dissolved solids. Similarly, the textile industry in Merter and Bağcılar districts produces significant wastewater streams requiring advanced treatment. Food and beverage manufacturers, particularly those processing sugar, dairy, and beverages, face similar challenges with concentrate disposal.
The Turkish water treatment market is projected to grow at a compound annual growth rate (CAGR) of 8.5% through 2030, with Istanbul accounting for approximately 35% of the national demand. Several key trends are shaping the RO reject water evaporation industry:
Energy Efficiency Focus: With rising energy costs, industries are increasingly adopting Mechanical Vapor Recompression (MVR) and waste heat evaporators that reduce energy consumption by up to 70% compared to traditional multi-effect evaporators. Istanbul's industrial zones are particularly interested in these technologies to minimize operational costs.
Zero Liquid Discharge (ZLD) Implementation: Turkish environmental regulations now mandate ZLD compliance for many industrial sectors. This has created substantial demand for integrated evaporation and crystallization systems capable of achieving complete water recovery.
Smart Automation: Industry 4.0 integration is becoming standard, with automated monitoring systems, predictive maintenance capabilities, and remote operation features increasingly requested by Istanbul-based manufacturers.
Modular and Scalable Solutions: Growing businesses in Istanbul's organized industrial zones (OSB) prefer modular evaporator systems that can be expanded as production capacity increases, avoiding large initial capital investments.
Istanbul's pharmaceutical industry, particularly in Dudullu OSB and Gebze, requires high-purity water systems generating significant RO concentrate. Our evaporators process antibiotic production wastewater, fermentation residues, and API manufacturing effluents, enabling water recovery rates exceeding 95%.
Textile manufacturers in Merter, Bağcılar, and Esenyurt generate high-volume RO reject water from dyeing and finishing processes. Our evaporation systems handle color-contaminated concentrates, achieving zero discharge while recovering valuable dyes and chemicals for reuse.
Istanbul's food processing sector, including dairy plants in Çorlu and beverage manufacturers in Tuzla, uses our evaporators to treat RO reject streams from product concentration, cleaning operations, and wastewater treatment, ensuring compliance with discharge standards.
Chemical plants in Gebze and Tuzla organized industrial zones utilize our evaporation technology for treating high-salinity RO concentrates from various chemical processes, including organic synthesis, polymer production, and specialty chemical manufacturing.
Istanbul's automotive sector, centered around Tuzla and Orhanlı, generates RO reject water from electroplating, metal finishing, and parts cleaning operations. Our systems enable water recycling and metal recovery from concentrated streams.
Large shopping centers, hotels, and business districts in Istanbul implement our compact evaporator systems to manage RO reject water from HVAC systems, laundry operations, and water purification plants, reducing discharge costs and environmental impact.
Jiangsu Zongheng Concentration & Drying Equipment Co., Ltd.
The company's other main products include Tube Bundle Dryers, with design and manufacturing capabilities reaching 1600m² (making it a primary manufacturer of large tube bundle dryers). Other main products such as Single Screw Fiber & Germ Dehydrators and Wash Cyclones are recognized as high-quality products by starch manufacturers and the industry. High-quality products and a sincere service attitude have won consistent praise and trust from numerous users at home and abroad, fully demonstrating the company's first-class technical advantages and manufacturing capabilities for large-scale equipment.
Jiangsu Zongheng is always committed to exploration and innovation. Through years of sincere effort and user support, it has achieved sustained development. Main products include evaporation plants, comprising Multi-Effect Evaporators, Thermal Vapor Recompressors (TVR), Waste Heat Evaporators, and Mechanical Vapor Recompressors (MVR, achieving minimal unit energy consumption). These are widely used for liquid concentration, including distillates, alcohol stillage, ammonium sulfate, corn steep liquor, itaconic acid, threonine, starch sugar, sorbitol, glucose, fructose, trehalose, erythritol, organic wastewater, high-salinity wastewater, etc., making the company one of the domestic manufacturers with the most extensive product variety.
The company currently holds an absolutely leading position in evaporation technology and has extensive cooperation with many renowned large domestic group companies, including Zhuofeng Biology, Meihua Group, Yufeng Group, Yihai Kerry, North China Pharmaceutical Group, Harbin Pharmaceutical Group, Shouguang Juneng, Qilu Pharmaceutical, Qiyuan Pharmaceutical, Xiwang Group, Shengtai Biology, Zhejiang Huakang, Kelun Pharmaceutical (Yili), and Shandong Tianli.
