Telephone:                        Mobile phone:                   Email:
+86-546-3692456           +86 15698078741               sales@jg-transformer.com
+86-546-7585888            +86 18954672583              jgelectricaltech@gmail.com
About Us

JG Electrical Tech, located in Dongying, the central city of Yellow Rive Delta of  Shandong China, is a professional manufacturer of power transformers, distribution transformers, HV & LV switchgear cabinets and Box substations.


The company was founded in 2005 and has 14 years of experience in the industry of transformers. The company has been paying much attention to R&D and technology innovation since the day of foundation. The products already reached and exceeded the world standard.


JG Electrical Tech is providing our customers with high quality products and top services, and we sincerely welcome friends from all over the world.


The Events of JG

In 2005, Dongying Jieguang Transformer Factory, in short JG Transformers, was established.

In 2007, JG Transformers passed the test of the ISO9001 quality certification.

In 2009, JG transformers passed the test of the national CQC certification.

In 2010, JG electrical products passed the test of the CCC compulsory certification.

In 2011, JG products passed the test of energy-saving products by national certification center.

In 2012, JG products passed the test of national CQC certification for dry-type transformer.

In 2016, the company was renamed Shandong Jieguang Electrical Technology Co., Ltd, and JG Electrical Tech in short or traditionally JG Transformers.

In 2018, JG products passed the test of IEC.

In 2019, JG products is passing the test of STL.