Hanoi, the political and cultural capital of Vietnam, is undergoing a profound industrial transformation. As one of the fastest-growing metropolitan economies in Southeast Asia, the city has witnessed a massive influx of foreign direct investment (FDI), leading to the expansion of major industrial zones such as the Thang Long Industrial Park, Quang Minh Industrial Zone, and Noi Bai Industrial Zone. This rapid industrialization, combined with urban development, has brought water resource management to the forefront of the city's developmental agenda.
In municipal wastewater treatment, industrial process water purification, and large-scale public sanitation projects, chlorine remains the primary disinfectant of choice. However, Hanoi's geographical location in a humid tropical climate zone presents unique challenges. The region experiences intense solar radiation and high temperatures, particularly during the summer months from May to September. Under direct sunlight, ultraviolet (UV) rays rapidly degrade free chlorine in open-air water systems, reducing its sanitizing efficacy by up to 90% in a matter of hours. This is where high-quality Chlorine Stabilizers (Cyanuric Acid) become indispensable.
Without a stabilizer, chlorine molecules are volatile and highly susceptible to photolytic decomposition. By introducing Cyanuric Acid (CYA) as a chlorine stabilizer, a weak, reversible bond is formed between the cyanurate and the free chlorine. This chemical shield protects the chlorine from UV degradation while ensuring it remains readily available to eliminate pathogens, algae, and organic contaminants. For municipal water plants and industrial facilities in Hanoi, utilizing premium chlorine stabilizers translates directly to reduced chemical consumption, lower operational costs, and consistent water safety standards.
As a leading exporter serving the Hanoi market, Hebei Liuhe Chemicals Co., Ltd. provides optimized chlorine stabilizer formulations designed to withstand extreme tropical conditions. Our products enable local water treatment operators to maintain precise chemical balances, ensuring compliance with Vietnam's strict environmental and public health regulations (such as the QCVN standards for drinking water and industrial wastewater discharge).
Hebei Liuhe Chemicals Co., Ltd. was founded in 2015. The site is close to National Highway 339, only 65 km from the provincial capital and 10 km from the Ningjin exit of the Qingdao–Yinchuan Expressway, offering convenient transportation and an excellent geographical location.
Over the past decade, we have established ourselves as a global leader in the synthesis and distribution of water treatment chemicals. By combining advanced manufacturing technologies with a robust global supply chain, we deliver high-purity Cyanuric Acid, TCCA, and SDIC to markets across Europe, the Americas, and rapidly developing regions in Southeast Asia, with a dedicated focus on the Hanoi market in Vietnam.
With rich production management experience and mature global sales channels, Hebei Liuhe has developed into a large-scale chemical manufacturer. Our massive annual production capacities ensure that we can meet the high-volume demands of industrial operations and municipal water treatment plants in Hanoi without supply interruption.
Chlorine stabilizers are utilized across diverse sectors in Hanoi, each requiring specific chemical purity standards and application methodologies. Below are the key localized scenarios where Hebei Liuhe's products play a critical role:
Hanoi's electronics, textile, and manufacturing plants rely on recirculating cooling towers. Unstabilized chlorine evaporates quickly due to heat and aeration. Our Cyanuric Acid stabilizes the chlorine, preventing biofouling and algae growth, which protects expensive cooling systems from scale and corrosion.
Hanoi's booming tourism and hospitality sectors, including luxury hotels in the West Lake area and large-scale water parks, require crystal-clear, safe water. Using stabilized TCCA 90 tablets ensures consistent disinfection, protecting tourists from waterborne pathogenseven during peak summer heat waves.
The agricultural zones surrounding Hanoi utilize chlorine for pond preparation and water disinfection in shrimp and fish farming. Proper chlorine stabilization protects aquatic life from sudden pathogen outbreaks while preventing toxic chemical spikes, promoting sustainable aquaculture yields.
Furthermore, municipal water treatment facilities in Hanoi are increasingly looking at stabilized chlorine formulations to optimize their chemical dosing systems. By reducing the frequency of chlorine replenishment, facilities can lower their overhead costs, reduce chlorine gas hazards, and ensure a safer working environment for plant operators.
We operate advanced automatic production lines and precision testing laboratories, realizing automated and standardized production. Product quality is continuously optimized to ensure high stability and reliability. Our laboratory technicians monitor every batch of Cyanuric Acid, TCCA, and SDIC to ensure chemical purity, consistent granule size, and rapid solubility rates.
Our commitment to technical excellence has been recognized by industry authorities. We have been proudly awarded the titles of:
These designations reflect our continuous investment in research and development, allowing us to engineer customized chemical solutions that address the specific water chemistry challenges faced by our clients in Hanoi and globally.
Our products are widely exported to Europe, America, Asia and many other regions. With high-quality products, reliable supply capability and professional service, we have established long-term cooperative relationships with customers worldwide. Our proximity to major shipping lanes and national transit networks allows us to offer optimized shipping routes to Vietnam, specifically targeting the Hanoi market via Hai Phong Port or direct overland rail and road networks through the Lang Son border gate.


The water treatment landscape in Southeast Asia, particularly in Vietnam, is shifting rapidly toward sustainability and precision chemistry. As environmental regulations tighten under the oversight of the Ministry of Natural Resources and Environment (MONRE) in Vietnam, industrial operators are forced to move away from legacy, high-waste sanitization methods. The adoption of stabilized chlorine systems represents a step forward, reducing chemical waste by preventing excessive evaporation and decomposition.
Key trends shaping the industry include:
Hebei Liuhe Chemicals continues to innovate in these areas, ensuring that our Hanoi clients receive products that are not only highly effective but also aligned with the future of green and smart water management.
At Hebei Liuhe, our mission is to provide reliable, efficient, and sustainable chemical solutions for global water treatment, environmental protection, and industrial applications. We are committed to becoming a trusted international partner by delivering consistent product quality, competitive value, and professional technical support.
Our vision is to contribute to a cleaner, safer, and healthier world through advanced chemistry and responsible manufacturing. We strive to pioneer new standards in environmental stewardship within the chemical manufacturing sector, fostering sustainable development for our global partners.
We actively promote green production and energy-saving technologies. Wastewater, exhaust gas and solid waste are strictly managed in compliance with national environmental regulations. Meanwhile, we also actively practice environmental protection, workplace safety and responsible operation through our certified management systems, including ISO 9001:2015, SGS, and Carbon Footprint. We strive to build a sustainable and responsible chemical enterprise that supports the ecological goals of the communities we serve, including Hanoi's municipal and industrial sectors.