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About Us

Dandong Zhongding Electronics Co., Ltd. was founded in 2000, located in Dandong City, Liaoning Province, China, with more than 300 employees, is a professional manufacturer of switch transformer products. The main products of the company are: switching power transformer, power transformer, power filter, inductor coil and other products. All kinds of products produced by the company are widely used in: air conditioner, TV, instrumentation, various power supply and other fields. The company moved into the new plant in 2007, the new plant covers an area of more than 7500 square meters, building area of more than 7600 square meters. The company has advanced production equipment, testing instruments, a collection of experienced and high-quality management personnel, the enterprise has passed the ISO9001 quality system certification and ISO14000 environmental system certification, a variety of products have passed the CQC product quality certification.

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2000

Founding Time
300+

Employee Count
7600㎡

Factory Covered
100+

Countries Served

Factory Introduction

News

03/10-2023
Sunshine March Spring Warm Goddess Heart
Facing the warm spring breeze, the March 8th Women's Day is coming as promised. In order to express the care and blessings of all employees
03/10-2023
What Is the Reason for the Howling of the Switching Transformer?
There are four main reasons for switching transformer howling: transformer process problems, transformer loop problems, transformer core problems, and switching power supply load problems, which will be analyzed one by one below.
03/10-2023
What Is a Power Transformer?
Power transformer is a soft magnetic electromagnetic component whose functions are power transmission, voltage conversion and insulation isolation, and is widely used in power supply technology and power electronics technology.