in 2019 it was awarded by Lovol Construction Machinery Group quality contribution award and other customer certifications.

 in 2019 it was awarded by Lovol Construction Machinery Group quality contribution award and other customer certifications. 

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Chengtongyuan is committed to the application and service of wiring harness system solutions

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in 2019 it was awarded by Lovol Construction Machinery Group quality contribution award and other customer certifications.

in 2019 it was awarded by Lovol Construction Machinery Group quality contribution award and other customer certifications.

2021-01-18

Chengtongyuan is committed to the application and service of wiring harness system solutions

Chengtongyuan is committed to the application and service of wiring harness system solutions

2021-01-18

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Qingdao Chengtong Electronics Co., Ltd. signed a lean intelligent manufacturing, production, research project with Shandong University of science and technology

2021-03-16

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Qingdao chengtongyuan participates in BMW Shanghai 2020

2021-03-16

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Qingdao Chengtongyuan Electronics Co., Ltd 
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China (Shandong) pilot Free Trade Zone（B）3rd Floor, B,West Wing, 5 Seoul Road, Qianwan bonded port area, Qingdao

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E-MAIL：ctyyhl@chengty10.com
Company website：http://www.chengty10.com

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