Qingdao Yihua Environmental Protection Co.,Ltd.

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Company Advantages

Yihua Environmental Protection has outstanding performance in the industry, complete international qualifications, and has successfully obtained multiple authoritative certifications such as CE, SGS, ISO, and FDA. This enables us to have a solid ability to undertake various complex sewage treatment systems and to meet the strict requirements of different customers for sewage treatment in all aspects.


From sewage pretreatment equipment to deep treatment equipment, Yihua has built a complete and advanced product line. Common sewage treatment equipment such as lamella clarfier, dissolved air flotation, dosing machines, spiral stacking tanks, pipeline flocculation, and high-end deep treatment equipment such as biological treatment equipment and disinfection equipment have all achieved independent research and development and production.

Yihua not only focuses on the research and development and production of equipment, but also provides customized solutions for the entire process based on the actual conditions of different customers. Whether it is industrial wastewater, domestic sewage, or sewage discharge problems in special industries, we can deeply understand the key factors such as the water quality characteristics, treatment scale, site conditions, and budget requirements of customers' sewage. With rich technical experience and innovative thinking, we tailor-make a one-stop service from project planning, scheme design, equipment customization and production, installation and commissioning to later operation and maintenance to ensure that we provide customers with appropriate and optimized sewage treatment solutions.


When upgrading and renovating the original sewage treatment system, Yihua will comprehensively consider the operating conditions of the user's existing facilities, site space limitations and local environmental protection policy requirements, use modular design concepts, integrate and optimize new sewage treatment processes and equipment, and achieve significant improvement of sewage treatment capacity and water quality standards without affecting normal operation.

To date, Yihua has successfully transformed into a comprehensive water treatment service provider integrating R&D, design, manufacturing, installation and commissioning, sales, operation and maintenance, and after-sales service. The business scope covers many countries and regions overseas, and has established a good brand image and reputation in the international water treatment market, winning the trust and recognition of many customers.

Yihua has always adhered to the business philosophy of "customer first, quality first, innovative development, and win-win cooperation". We warmly welcome customers to visit the company at any time to jointly explore opportunities for cooperation and development in the field of sewage treatment, work together to contribute to the global environmental protection cause, and work together to create a better ecological environment.

Our advantages:

  • Flexible Customization

    Flexible customization, can be customized according to size, material, label, spraying and other requirements.

  • Quality Control

    Quality control, high-precision laser cutting; grinding and removing rust and welding slag splash before spraying, spraying the base and surface to ensure the thickness of the paint film; seal the incompletely welded areas with glue to prevent rust; test water before leaving the factory.

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Cooperative clients

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0086 532-8513-8788

admin@yihuaep.com