Shandong New Weitai Biotechnology Co., Ltd. is situated in the Coal Chemical Industrial Park of Juye County, Heze City - renowned as the "Hometown of Peonies". Spanning 40,000 square meters, our facility boasts a designed annual production capacity of 20,000 tons of amino acid series products.

Corporate Heritage
Originating from Zoucheng Weitai Biological Products Co., Ltd. (established in 1992), we are China's pioneering manufacturer of L-aspartic acid.
Our proprietary production process integrates ultraviolet mutagenesis for high-yield strain breeding and enzyme inhibitors to prevent impurity amino acids, ensuring exceptional product yield and chromatographic purity.
This technological edge makes our products ideal for synthesizing derivatives such as aspartame, L-asparagine, polyaspartic acid, as well as pharmaceutical formulations.
Core Competencies
Advanced production and quality control.
Equipped with production facilities and precision testing technologies, we utilize fine chemical processes to develop and manufacture amino acid products that meet international standards.

Diverse Product Portfolio
Current primary outputs include:
L-Aspartic Acid: 10,000 tons/year
DL-Aspartic Acid: 500 tons/year
Fumaric Acid: 20,000 tons/year
L-Alanine: 1,000 tons/year
L-Tryptophan: 55,000 tons/year
Ammonium Sulfate: 5,000 tons/yearAll products comply with international standards, including AJI 97, FCC VI, and USP.
Our Product
L-ASPARTIC ACID
DL-ASPARTIC ACID
FUMARIC ACID
L-tryptophan
L-tryptophan








Quality Management
Certified Excellence
We implement a rigorous management system and strictly enforce comprehensive quality control procedures that meet GMP standards, ensuring our product quality indicators reach a leading level within the domestic industry.
Sustainable Innovation
Through continuous process optimization and supply chain integration, we deliver cost-effective solutions without compromising on reliability or regulatory compliance.
Product Application
Product yield and chromatographic purity is high, especially suitable for the production of aspartame, L-asparagine, polyaspartate and other L-asparagine derivatives, pharmaceutical preparations.
Production Market
Products are exported to Europe, America, Japan, South Korea and other countries
Production Equipment
We introduce the international advanced management system to achieve the comprehensive and strict quality control and modern management of the factory, the product quality index to reach the domestic leading level.




Our service
Pre-sales Consultation Efficiency
Professional sales and design teams engage in customized requirement alignment with clients, ensuring technical feasibility and commercial objectives are synergized at the earliest stage.
Proactive After-sales Service Framework
We implement a 360° lifecycle management system that transforms traditional service paradigms through:
Mindset Shift: Transitioning from reactive troubleshooting to preventive maintenance via IoT-enabled predictive analytics.
Process Integration: Extending service coverage from post-sales to full-process engagement (design → production → delivery → usage).
Organization-wide Accountability: Establishing cross-departmental service taskforces to ensure seamless client experience across all touchpoints.
This closed-loop service enhancement mechanism continuously elevates our market responsiveness, delivering end-to-end assurance for client operations.

Daily shipment



