En-Liang develops a reliable quality management system include the adoption of QC engineering diagrams, operating standards manuals and complete testing equipment. These are backed by extensive testing of composite materials and finish product. We analyze every test results to ensure that all products will be at the highest quality.
En-Liang's products undergo strenuous testing procedures that meet or exceed the related standards in Taiwan or overseas. En-Liang's full series of high voltage post insulators is tested and approved by the Taiwan Electrical Research Center, making En-Liang the first company in Taiwan to have approved its entire products. In addition, En-Liang's BMC and Epoxy products are approved by UL-94V0 of the US and UL of Canada. In October 1996 En-Liang's 7.2KV high-voltage support insulators are approved after extensive testing by the Technology Research Institute in Osaka, Japan. En-Liang was certified for ISO-9001(2000) in May 2003 and obtained EN45545-2 certification for our BMC material in 2017.