Nkwenye ike dị mma nke 0 ~ + 3%
IEC 61215 (2016), IEC61730 (2016)
ISO9001: 2015: Sistemụ Njikwa Ogo
ISO14001: 2015: Sistemụ Njikwa gburugburu
ISO 45001: 2018: Usoro nlekọta ahụike na nchekwa ọrụ