market@costergroup.cn
+86-531-8190 7388
FAQ
What kind of files do you accept for drawing?
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Contact Information
E-mail：market@costergroup.cn
Add：Head Office: 2302 Highway Plaza, 101 Garden Road, Jinan, China
Factory1: Maji Town, Dingtao District, Heze, China
Factory2: Niji Town, Cao County, Shandong, China
