Our quality control system strictly adheres to international standards, including CE, ROHS, KC, CB, GMP, REACH, heavy metal testing, IEC 60335, IEC 62133, GPSD 2001/95/EC.
BSCI Report
FDA Registered Facility
Safety Data Sheet (SDS)
Certificate of Analysis (COA)
CE Compliance
EU CPNP Notification
Zhithera Brand Story
Zhithera is founded on innovation, nature and the pursuit of meaningful everyday experiences. We believe fragrance is more than a scent: it is a way to transform spaces, lift the mood of a room and create moments of connection. Combining botanical craftsmanship with advanced aroma technology, Zhithera creates intelligent fragrance devices and premium oil collections that bring nature into modern living. Driven by creativity, quality and thoughtful design, we help people personalize their environments through refined aroma experiences. With responsible innovation, rigorous quality standards and a commitment to safety and compliance, Zhithera continues to redefine modern fragrance for homes, workplaces and life on the go.
Laboratory Qualifications
Automated Assembly Line: Precision, Speed, and Scale
Zhithera operates a fully automated assembly system to streamline the production of diffuser devices and cartridges. From filling and sealing to cap placement and leak testing, each step is precisely controlled to keep products consistent and reduce human error.
Negative Pressure Tester: Ensuring Seal Integrity & Draw Consistency
Zhithera uses a precision-grade negative pressure tester to verify air-tightness and draw resistance across our oil cartridges and diffuser hardware, so every unit meets strict quality control standards, resists leaks and performs consistently.
Essential Oil Lab: Where Purity Meets Precision
Zhithera operates a fully equipped in-house essential oil laboratory dedicated to research, development and quality control. Our formulations are made from carefully sourced ingredients and undergo rigorous testing for consistency, aromatic integrity and safety.
129+ Tests
· Capacity evaluation · Overcharging assessment · Forced discharge simulation · Thermal cycling test · Vibration resistance test · Drop impact assessment · Mechanical shock evaluation · Transport simulation test · Button durability test · Electromagnetic emission analysis ...