Home  /  Service Service


Price Quote and availability
Request a quote by emailing to info@tianchengusa.com or call our office directly at 909-947-5577. We will response promptly to all inquiries for product price quote and availability.
Product Specification
We provide manufactured specification, certificate of analysis, Allergen statement, kosher certificate, flow chart etc. immediately upon request or any information and documents that customer needs, we will be happy to assist you and cater to your needs.
Free Samples request
You can request any sample that we have in stock and we will provide our best delivery service per your requirement.

Blanket Order Program
Recently, many Nutritional supplement raw material, botanical Extracts and some Vitamins have experienced price volatility and now we are offering a blanket order program on many of the items we carry, so cost can be easily control.
Nearby Warehouse location
We have warehouse located in both California and New Jersey, that makes it more convenient for customer to pick up the shipment and we can also arrange delivery for our customer.
Special Requests
Please contact us directly for any special requirements or requests.