In today’s world, where the food, pharmaceutical, and chemical industries seek quality, safety, and sustainability in their raw materials, citric acid stands out as one of the most widely used biocompounds. However, true quality comes from a trusted source.

💼 About Ensign Industry – Setting the Global Standard for Citric Acid Production

Shandong Ensign Industry Co., Ltd. is one of the world’s largest manufacturers of citric acid series products and industrial alcohol, headquartered in Changle City, Shandong Province, China.
Thanks to its prime location near key ports such as Qingdao, Yantai, and Rizhao, along with easy access to railway, road, sea, and air transport, it has become a strategic export hub.

✅ Global Certifications:

ISO9001, ISO14001, ISO22000, ISO45001, HACCP, BRC, KOSHER, HALAL, GMP, FAMI-QS, NON-GMO IP, and more.

🏆 Major Recognitions:

• “Citric Acid Industrial Core of China”

• Senior Member of the China Biotech Fermentation Industry Association

• Top 10 Fermentation Companies in China’s Light Industry

🍋 Ensign’s Citric Acid Product Range:

• Citric Acid Anhydrous
  25 kg and 1000 kg packaging options

• Citric Acid Monohydrate
  25 kg and 1000 kg packaging options

• Trisodium Citrate Dihydrate
  25 kg and 1000 kg packaging options

• Tripotassium Citrate Monohydrate
  25 kg packaging option

• Tricalcium Citrate Tetrahydrate
  25 kg packaging option

🔬 Innovation and Sustainability at Ensign

Ensign’s commitment to a circular economy is reflected through initiatives like CO₂ recovery, thermal power generation, water recycling, waste-to-energy projects, and gypsum recycling from citric acid production.

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🏅 Ensign’s Global Achievements: Excellence, Innovation, Sustainability

Driven by technological innovation, eco-friendly practices, and smart manufacturing, Ensign has secured a leading position in the global citric acid and biotech fermentation industries.
With over 20 national and international awards, Ensign proves it is not just a manufacturer — but a global leader in sustainable, intelligent production.

🏭 Key Honors and Accolades:

• Excellent Intelligent Factory

• National Individual Champion in Manufacturing

• National Green Factory

• Citric Acid Industrial Core of China

• Vice Chairman of the China Biotech Fermentation Industry Association

🌱 Environmental Leadership:

• National Energy Conservation and Environmental Protection Model Unit

• Leading Environmental Protection Company in Citric Acid Production

📊 National Ratings and Accreditations:

• AAA Rating in China National Commercial Credit System (CCCMC)

• Top Export Brand Recognized by CCCMC

• Permanent Board Member of the China Council for Metals, Minerals & Chemicals Import and Export (CCCMC)

🏆 Other Prestigious Recognitions:

• Top 10 Fermentation Companies in China’s Light Industry

• Top 100 Enterprises in China’s Light Industry

• Leading E-commerce Enterprise in Light Industry

• Advanced Innovative R&D Company

• Listed among the Top 500 Private Manufacturing Companies in China

• Model Enterprise for National Industrial Brand Development

• Postdoctoral Program and Research Development Platform Holder

✨ These achievements reflect Ensign’s ongoing commitment to quality, innovation, environmental stewardship, brand development, and customer satisfaction.

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✨ Citric Acid Series – Professional Quality, Legendary Brand

Fueled by a commitment to professional excellence, Ensign Industry strives to deliver its citric acid and alcohol products at the highest global standards.
Widely used across food, pharmaceutical, chemical, and beverage industries, Ensign’s products embody the company’s relentless pursuit of building a legendary global brand.

🌿 Ensign’s Citric Acid Product Range:

• Citric Acid Monohydrate

• Citric Acid Anhydrous

• Sodium Citrate Series

• Potassium Citrate Series

• Calcium Citrate Series

Each product is crafted with advanced technology and in compliance with international standards, ensuring unmatched quality and reliability across industries.

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🌍 Ensign – Always Leading the Global Industry

Choosing Ensign means embracing guaranteed quality and supporting innovation and progress across industries.
Citric acid products, in particular, play a critical role in value creation for various sectors, contributing to Ensign’s mission of realizing the “Legendary Brand Dream.”

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🇮🇷 Exclusive Representative of Ensign in Iran: Zakieh Tejarat

For over 25 years, Zakieh Tejarat has been the exclusive official representative of Ensign Industry in Iran, ensuring reliable, professional, and sustainable access to Ensign’s world-class products.

Zakieh Tejarat, with deep expertise in supplying raw materials to the food, pharmaceutical, and chemical industries, bridges global innovation with Iran’s professional market.

🔹 Specialized Consultation for Citric Acid Supply (Global Standards)

🔹 Continuous Inventory and Fast, Reliable Supply

🔹 Direct Connection with the Manufacturer – No Intermediaries

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💬 Zakieh Tejarat – Your Professional Choice in a Competitive Industry

If you seek global quality, manufacturer credibility, and expert support, Zakieh Tejarat is your strategic partner for sustainable growth.

📞 Contact us for consultation and orders: +98 912 104 3743