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Quality Assurance
At Oplus, we adhere to the highest standards of quality management. Our products are certified under internationally recognized systems such as ISO 9001 and VDA6.3, ensuring the utmost quality and safety for our e-liquids.
Certifications
On-Site Audits

To enhance our quality management, QC centers routinely audit all manufacturing sites. This ensures continuous improvement and alignment with Oplus’s business objectives and quality control policies, meeting or exceeding all established standards.

Comprehensive Quality Control

From research and development to manufacturing and delivery, Oplus rigorously evaluates all products for health and safety compliance. Our commitment to quality is unwavering, with no instances of non-compliance reported during the latest evaluation period.

Marketing and Labeling

Our e-liquids are sold exclusively through business-to-business channels. We provide comprehensive product information to our customers, including raw material sourcing, product composition, safety data sheets, and usage instructions, ensuring full compliance with regulatory and customer requirements.

Animal Testing Policy

Oplus is firmly committed to ethical practices. We do not conduct or sponsor animal testing, except when explicitly required by law or regulations to demonstrate safety or quality.

Quality Assurance Certification
Training Programs

To enhance and maintain the highest level of quality and service, all Oplus QC teams participate annually in comprehensive training sessions. Our QC Centers' technical supervisors coordinate regular training programs to ensure that our products consistently meet or exceed customer requirements globally.



Recent training conducted by our flavor technical supervisors has included organoleptic evaluation, gas chromatography methods, maintenance procedures, technical laboratory best practices, and quality systems. These programs are tailored to improve specific analytical areas and respond to local client needs.



Our proactive training activities help align and streamline QC best practices, encouraging the identification of issues and enhancing procedural efficiency, ultimately resulting in reduced waste and higher quality service.