Q1: Are you a manufacturer or a trading company?
A: We are a professional manufacturer with our own advanced production facilities and R&D team. This allows us to control quality from raw material to finished product and offer you highly competitive prices.
Q2: How do you ensure the quality and purity of your 98% EGCG?
A: We implement strict quality control at every stage. Each batch is tested in our in-house laboratory using HPLC and GC-MS to verify potency, purity, and the absence of heavy metals, pesticides, and microbial contaminants. A Certificate of Analysis (CoA) is provided with every shipment.
Q3: Can you provide customized specifications or packaging?
A: Absolutely. We specialize in OEM and ODM services. We can customize the powder's particle size, provide different EGCG concentrations (e.g., 50%, 70%, 95%), and offer private label packaging according to your specific needs.
Q4: What is the lead time for orders?
A: Typically, the lead time is 7-15 days after order confirmation for standard products. For larger quantities or customized orders, we will provide a specific timeline.
Q5: What are your payment terms?
A: We accept T/T (Bank Transfer), Western Union, and L/C. Terms can be discussed based on the order value and our partnership.
Q6: Do you offer samples for testing?
A: Yes, we are happy to provide free samples for quality evaluation. The customer only needs to pay the shipping cost.