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zhengren Senior engineer with a large number of professional and high-quality technical professionals.
d Strong technical force, the plant covers an area of over 20,000 square meters.
d Equipped with advanced network management system.
Product performance, quality greatly improved
zhengren Developed more than 10 national patents
zhengren The company has high-quality service assurance system and won the trust of customers
Certificates

Qingdao Zhengren Industry and Trade Development Co., Ltd. All Rights Reserved
Add:No. 248,Jiushui East Road,Licang District,Qingdao,China
Tel:0086532-87605639 87605787 Fax:0086532-87605787
E-mail:zhengren@zhengren.net