1. Minerals supply chain traceability (battery contained minerals and precious metals) and ESG risks assessment.2. Audit standard and quality assurance.

1. Advisory service to companies on responsible minerals sourcing (3TG - tungsten, tantalum, tin, gold; EV batteries - cobalt, nickel, lithium, graphite, copper, aluminum, and etc.; precious metals - gold, silver, PGM; others like diamond, gemstone, mica, rare earth and etc.)2. Independent audit and assurance on responsible minerals supply chain against OECD Due Diligence Guidance, international standards, clients' standards (code of conduct, and/or sustainability). Onsite audit experience in China, Singapore, India, Philippines, Vietnam, South Korea, Japan, Bangladesh, UK, DRC (Congo), etc.3. Project management, including RJC, LBMA, LPPM, RMI-RMAP, LME, Copper Mark.4. Team management and staff training.5. Quality assurance of audit/advisory deliveries.

1. Social compliance audit and quality management system audit against local laws (i.e. labor laws, fire safety, environmental regulations) and international standards like SA8000, ISO9001, clients' code, etc.2. Audit projects and clients relationship management.