QC & Conformity
Quality Control

Wanji Technology insists on the philosophy of “Customer-oriented, Quality cherished as life”. We have an 80-staff QC team and control the quality strictly under the systems of ISO9001 and ISO14001. Through setting up annual quality goals and monthly supervision, according to the “Quality Control Plan” and “FMEA” of each product, adopting SPC method and applying “Six Sigma” mode, we ensure 100% testing and 100% outgoing quality rate. Meantime the Purchasing Dept., Accounting Dept., and R & D Dept. are implementing the ERP management.


In 1998, obtained the National Safety Certificate.

In 1999, passed ISO9002:1994 Quality Management System

In Oct., 2003, upgraded to ISO9001:2000 (Quality Management System New Edition)

In Oct., 2008, passed ISO14001:2004 Environment Management System

In Oct., 2009, renewed into ISO9001:2008 Quality Management System New Edition



The transformers have passed safety approvals, for instance, UL/cUL, CE, RoHS, CQC, CSA, ETL, TUV, GS etc. UL Class B, F, H, N insulation systems are available in Wanji and can be applied to all our power components.