Certifications - Datong Daneng Zhengda Activated Carbon Co., Ltd.

Enterprise Profile

Company Credentials

Datong Daneng Zhengda Activated Carbon Co., Ltd. was established in 2002 and is one of China's largest activated carbon deep-processing enterprises, with an annual capacity of 6,000 tons, exporting to Japan, Korea, Europe, America and other developed countries and regions.

Corporate Background

Affiliated with Datong No.1 Thermal Power Plant diversified operations company. Established in August 2002, commenced production in September 2003. Over 20 years of specialization in activated carbon. Located in Datong, Shanxi — the heart of China's coal region — with significant raw material and energy advantages.

Production Scale

Annual output of 6,000 tons of activated carbon, including 3,500 tons of premium-grade product. Equipped with 2 Slep Type 800 activation furnaces, 2 crushing & screening lines, 2 acid-alkali washing deep-processing units, and 4 fluidized drying beds.

Industry Position

Among the largest activated carbon deep-processing enterprises in China, with 10 product series and 40+ varieties. Core strengths include high iodine value, low ash content, and large adsorption capacity. Products widely used in petroleum, chemical, pharmaceutical, food, environmental protection and other sectors.

System Certifications

Management System Certifications

The company has obtained three international management system certifications covering quality, environment, and occupational health & safety. Our standardized management systems consistently deliver reliable products and services to global clients.

01

Quality Management System Certification

Standard GB/T19001-2000 — ISO9001:2000

Registration No. 02405Q12112ROM

ISO9001 is the globally recognized quality management system standard issued by the International Organization for Standardization (ISO). Certification confirms that the company has established a systematic quality management system across the entire process — product design and development, raw material procurement, manufacturing, quality inspection, and after-sales service — ensuring product consistency, reliability, and continuous improvement capability.

02

Environmental Management System Certification

Standard GB/T24001-1996 — ISO14001:1996

Registration No. UCS05E008

ISO14001 is the international environmental management system standard. Certification demonstrates that the company has established robust environmental management mechanisms in production and operations, strictly adhering to international environmental standards in areas such as waste gas purification, wastewater recycling, dust control, and energy conservation & emission reduction, committed to green production and sustainable development.

03

Occupational Health & Safety Management System Certification

Standard GB/T28001-2001

Registration No. UCS05S005

OHSAS18001 is the internationally recognized occupational health and safety management system standard. Certification confirms that the company places high importance on employee health and production safety, establishing a systematic hazard identification, risk assessment, and control framework, continuously improving the working environment and creating safe and healthy conditions for all employees.

Quality Control

Quality Control Capabilities

The company is equipped with comprehensive testing and analysis facilities. Distilled water washing avoids soluble impurity introduction; vibrating fluidized bed drying minimizes particle attrition; ensuring activated carbon quality meets standards.

Iodine Value / Methylene Blue Value

Key indicators evaluating micropore development and adsorption capacity

Ash Content (Total / Water-soluble / Acid-soluble)

Multi-dimensional ash measurement and solubility analysis for strict purity control

Iron Content / Metal Impurities

Precise trace metal analysis to meet demanding applications such as high-end filter elements

Moisture / Particle Size Distribution

Drying process moisture control and screening-based particle size determination to ensure product consistency

pH Value

PHS-3C digital acidity meter for precise measurement, ensuring pH compliance with application requirements

Molasses Value / Mechanical Strength

Evaluation of decolorization capacity for large-molecule substances and mechanical durability

Market & Clients

Markets & Services

Products are exported to developed countries overseas while also meeting the growing domestic demand for high-quality activated carbon, covering more than ten industries including petroleum, chemical, pharmaceutical, food, environmental protection, and power generation.

International Markets

Products are primarily exported to Japan, Korea, Europe, and the Americas. Consistent product quality and rigorous quality control have earned long-term trust and ongoing orders from international clients.

Domestic Market

With tightening environmental regulations, demand is growing rapidly in domestic water treatment, air purification, industrial desulfurization and decolorization sectors. The company continues to expand its domestic market share with broad growth prospects.

Industries Served

Petroleum, chemical, pharmaceutical, food, brewing, textile & dyeing, light industry, defense, environmental protection, power and more, providing full-scene activated carbon solutions for desulfurization, decolorization, water purification, air purification, catalyst support, solvent recovery and more.

Service Commitment

Guided by the business principle of "Customer First, Quality First", we offer customized production of activated carbon with specific specifications and indicators per client requirements, along with sample testing and technical consulting services.

Certifications & Honors