We are a dedicated manufacturer with extensive experience in drug abuse testing, serving customers in over 130 countries globally.

Lead time is generally 15-30 working days after payment and artwork confirmation, depending on order quantity and packaging requirements.

Yes, we provide professional OEM services. Your private logo or label can be printed upon providing valid trademark authorization.

We provide free samples; however, postage is covered by the customer. Shipping costs can be deducted from the first formal order or handled via your courier account (DHL/UPS).

Our products have passed CE, ISO, FSC, and GMP certifications. we offer the best balance of quality, service, and competitive factory pricing.

The kits should be stored at room temperature, providing a shelf life of up to 2 years.