10

10+ Years in Chemical Export

30

30+ Successful Shipments Worldwide

ISO

ISO-Certified Quality Management

100

Trusted by 100+ Industrial Clients

Our Products

What We Offer

Quality and Compliance

Our quality system adheres to ISO 9001 and GMP frameworks. Raw materials require verification of a third-party Certificate of Accreditation (COA) upon arrival, and production processes follow Standard Operating Procedures (SOPs) and batch records. All products come with a COA, MSDS, and TDS.

Technical Support

Leveraging the end-to-end production capabilities of our own certified factories, we can reliably guarantee order delivery with a standard lead time of 30-45 days, and maintain regular inventory of products. Furthermore, we can provide a complete set of export documents, including certificates of origin and declarations of conformity, to help clients efficiently complete customs clearance at the destination port.

Professional Support

Technical support covers the entire product introduction cycle:
1) Free samples provided;
2) Formula adjustment suggestions for issues such as agglomeration, dissolution rate, or purity;
3) Customized consultation and production based on your target specifications.

Commitment to Sustainable Chemistry

We integrate sustainable practices throughout our manufacturing processes, focusing on raw material control, safe production, emission reduction, and regulatory compliance. Our facilities operate under strict quality and environmental standards to ensure responsible and reliable chemical supply.

Our Sustainable Development

News & Industry Updates

Nantong Changhai Brings Niutang Brand to The 20th CPHI World Pharmaceutical Raw Materials China Exhibition 2020!
Nantong Changhai Brings Niutang Brand to The 20th CPHI World Pharmaceutical Raw Materials China Exhibition 2020!

From December 16th to 18th, 2020, CPHI World Pharmaceutical Ingredients China Exhibition was grandly opened at the Shanghai New International Expo Centre in Pudong. Nantong Changhai, showcasing its Niutang brand at booth W3D23, presented the highest quality Niutang products to merchants from various regions. Nantong Changhai Food Additives Co., Ltd., a subsidiary of Guangdong Guangye Qingyi Food Technology Co., Ltd., was selected as one of the "Double Hundred Enterprises" (a subsidiary of a central enterprise and one of the top 100 local state-owned backbone enterprises) by the state in 2018. Nantong Changhai has focused on the research and development and production of food additives for over 50 years, with nearly 30 years of experience in folic acid production. It was among the first manufacturers of folic acid in China and owns the globally renowned brand "Niutang". Nantong Changhai has obtained food production licenses and feed production licenses, and has passed certifications from multiple international standard systems, including ISO9001, ISO14001, FSSC2200, OHSAS18001, KOSHER, HALAL, and SEDEX registered membership. Nantong Changhai Food Additives Co., Ltd. is currently one of the world's leading folic acid manufacturers, with products sold to over 100 countries and regions in Europe and America. It has also established long-term and positive cooperative relationships with many internationally renowned companies. This year's CPHI World Pharmaceutical Ingredients China Exhibition brought together numerous well-known pharmaceutical and food companies, attracting many professionals to visit. During the exhibition, many visitors went to the Niutang booth to learn about and negotiate. Niutang's on-site staff provided professional explanations to visiting merchants, allowing them to gain a deeper understanding of the Niutang brand and products, and to recognize Niutang's corporate philosophy of "making food safer and life healthier."

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Changhai Company Holds Inauguration Ceremony for the '100-Day Campaign' of the Isomaltitol Project
Changhai Company Holds Inauguration Ceremony for the '100-Day Campaign' of the Isomaltitol Project

In recent years, the nation has attached great importance to the development of biomanufacturing, explicitly proposing to actively build a new growth engine for biomanufacturing and making it a strategic emerging industry development direction. The isomaltitol project is a concrete step for Guangye Qingyi and Changhai Company to transform into biomanufacturing, and also an important measure to develop new quality productivity, promote enterprise transformation and upgrading, and achieve sound development. To seize the new opportunities for biomanufacturing development, on February 13, 2025, Changhai Company held an inauguration ceremony for the "100-Day Campaign" of the isomaltitol project. Yan Zhuansong, Secretary of the Party Committee and Chairman of Guangye Qingyi, attended the event and delivered a speech. Zeng Weishan, Secretary of the Party Branch and Chairman of Changhai Company, presided over the event. Yan Zhuansong emphasized three points: First, maintain unwavering confidence and seize the opportunity to leverage the company's professional technical advantages and project transformation experience. Utilize an industry-collaborative approach to develop this project into a model for Guangye Qingyi's biomanufacturing, setting an industry benchmark. Second, implement the "six-in-one" approach to project construction, closely monitor key milestones, clarify the goals and tasks of each stage, and establish an effective monitoring and feedback mechanism to promptly identify and resolve problems, ensuring the project is completed on time, with high quality, and safely. Third, accelerate the transformation of reserve project results, promoting the technology from the laboratory to the market, and promptly launching high-quality new products that meet market demands to enhance the company's competitiveness. Following this, Yan Zhuansong held in-depth discussions with the construction team, listening to their reports on the project's resumption of work and production and construction progress. He instructed the construction team to work backwards from the deadline, using visual aids to track progress, ensuring the project is completed within the stipulated time. Yang Hongjun, Guangye Qingyi's full-time external director, Xu Yong and Cui Bingqun, members of the Party Committee and Deputy General Managers, the management team, middle-level managers, workshop personnel of Changhai Company, and the construction team participated in the event.

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Nantong Changhai was invited to attend the 2020 China Vitamin Industry Development High-Level Forum
Nantong Changhai was invited to attend the 2020 China Vitamin Industry Development High-Level Forum

The China Vitamin Industry Development High-Level Forum was held in Dongyang, Zhejiang Province, on December 13-14, 2020. Nantong Changhai was invited to attend and discuss "Opportunities and Challenges in the Vitamin Industry Landscape" with other participants. Nantong Changhai Food Additives Co., Ltd. (formerly Niutang Chemical), a subsidiary of Guangdong Guangye Qingyi Food Technology Co., Ltd., was selected as one of the "Double Hundred Enterprises" (a subsidiary of a central enterprise and one of the top 100 local state-owned backbone enterprises) by the state in 2018. It has obtained food production licenses and feed production licenses and has passed certifications for multiple international management systems, including ISO9001, ISO14001, FSSC2200, OHSAS18001, KOSHER, HALAL, and SEDEX registered membership. Nantong Changhai is currently one of the most influential high-intensity sweetener manufacturers in China and one of the first folic acid manufacturers in the country. With over 50 years of experience in the research and development and production of food additives, including nearly 30 years of experience in folic acid production, Changhai owns the globally renowned brand "Niutang." Its products are sold to over 100 countries and regions in Europe and America. The company has also established long-term and positive cooperative relationships with many internationally renowned companies. Changhai was invited to participate in the conference and showcase its folic acid products, attracting widespread attention and inquiries from manufacturers across the country. Many expressed their willingness to further explore cooperation opportunities. On-site staff provided detailed explanations and professional answers regarding the company and its products, earning high praise from the clients.

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Nantong Changhai Food Additive Co., Ltd

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