Supplier Base Management
YIHAI technology implements ISO9001:2015 management system standards and strictly audit each supplier. Nowadays we have a large supplier grating system, including the detailed information of the existing over 5000 suppliers and the system will audit all the suppliers and make the strict grading quarterly.
■ Tier 1 Supplier:Agents, authorized distributors, manufacturers
■ Tier 2:OEM, ODM, EMS factories
■ Tier 3:Suppliers with an annual turnover of $ 50M or more and with third-party certification , such as ERAI, IDEA, ISO etc.
■ Tier 4:Suppliers with an annual turnover of more than $ 20M and more than 10 years experience in components supply industry
■ Tier 5:Other suppliers (including new suppliers)