On 2 Jul, 2019, the IEC auditor, Ms. Neha Kulkarni, came to the ZTZN factory, located in Shengtai Industrial Zone Funiu Road Nanyang City Henan Province China to conduct the IEC auditing....READ MORE
On 14 Nov. 2018, the auditor arrived at ZTZN factory to conduct the auditing. After having carefully verified the relevant documents and regulations, the auditor inspected the product sample, checked the workshop, and performed a hydro test. One month and...READ MORE
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