Supplier Validation
Our raw material controls and procedures are fully integrated into our quality control systems and the complete control of our supply chain assures our customers sustainable supplies of the highest quality.

In our supplier auditing system, we choose qualified suppliers, which is, only suppliers who can achieve the following items could have a chance to be our supplier:
 Raw Material Tracing Records
 Qualification / Certification
 Reliable Storage & Transportation

LIMING owns and maintains significant cultivation projects throughout China to control adequate supplies and proper agricultural practices resulting in the best possible extraction yields. Our products have traceability from the field to the finish product.


LIMING has developed Internal Traceability Standards that are accepted by domestic and international customers. These standards are uniquely positioned to develop and deliver traceability for efficient trace back and track forward from each point in a supply chain.


How to ensure identification and traceability of incoming materials and products is achieved.
1 Receipt and Storage
2 Process
3 Dispatch
4 Monitoring
5 Corrective Actions
6 Documentation and Record Keeping


LIMING Traceability Programs enhance supply chain visibility and help product consistency:
Ensure regulatory compliance
Locate and recall defective or unsafe goods
Validate particular product attributes, such as organic certification
Strengthen inventory control
Make supply chains more efficient
Enable trading partners to track a product as it moves from the field, through the supply chain, and on to the retail store or foodservice operator.

Quality Control
Botanical extracts must be standardized with strict quality controls to ensure consistent composition, safety, and potency. All the botanicals extracts manufactured by LIMING undergo a comprehensive series of tests for identity, purity and potency using international standards or in-house methods.

Our well trained staff is dedicated to assure that all our products meet these standards before they are released for sale.

Our certificate of analysis includes standard results for marker compounds, heavy metals, solvent residues, microbe as well as mesh distribution and bulk density. Additional testing can be done on customer's request.

We could arrange the following tests to assure the quality of our suppliers. products:
 Species Indentification (TLC, IR, HPLC)
 Pesticide Residue Analysis (GC -C MS, HPLC, LC -C MS)
 Heavy Metal Analysis (ICP -C MS)
 ID Components Control ( HPLC, GC -C MS, LC -C MS, UV -CVIS)