15
Year Experience
39
Item Patents
ISO
Certified
CE
Product Certifications
Qiqin Environmental Protection Technology
Hunan Qiqin Environmental Protection Technology Co., Ltd. is an ISO certified manufacturer of water purification system and wastewater treatment equipment. The company integrates design, production, sales, and after-sales service to provide comprehensive water treatment solutions, including ultrapure water system, purified water system, reverse osmosis system, water deionizer, and wastewater treatment equipment. The company is committed to delivering efficient, stable, and energy-saving water treatment equipment to customers worldwide in the fields of laboratory, hospital, and industries such as bio-pharmaceutical, semiconductor, new energy, and etc.
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Corporate Positioning
We specialize in providing comprehensive solutions for pure water, ultrapure water, and wastewater treatment
Core competitiveness
Full chain integration

Full chain integration
Qiqin integrates various physical, chemical, and biological treatment technologies, covering ultrapure water preparation (resistivity 18.25MΩ. cm) to deep treatment for wastewater and sewage, with multiple national patents, meeting the needs of laboratory, healthcare, pharmaceuticals, and industrial manufacturing.
Quality Management

Quality Management
Qiqin has passed ISO9001, ISO14001, ISO45001, and EU CE certifications. It was awarded the National High tech Enterprise in 2022, the Enterprise Credit AAA level in 2023, and it has established a standardized quality assurance system.
Customer Validation

Customer Validation
Qiqin products have been widely used in universities, research institutes, hospitals, and listed companies. Typical clients include Sansure Biotechnology (with a 3000L/H system running continuously for 24 months without downtime), Shanshan New Materials (with maintenance costs reduced by 60%), and Shanghai Children's Medical Center (with operation and maintenance costs reduced by 30%). We have served over 6,000 customers worldwide.
Global delivery

Global delivery
Qiqin products have been exported to many countries in Europe, America, Southeast Asia, Middle East, Africa, with a year-on-year increase of 35% in export value in 2023. The design strictly follows international standards such as EU CE, ASTM, EP, USP, GB, fully demonstrating the international competitiveness of Qiqin products and the recognition from global customers.

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