National free service hotline：4008856977 Technical support：15866742650
Heilongjiang Province：Kai Yue Service Center,Jiefang Road and Changqing Road intersection,Jiamusi
Administer：Service outlets in Mudanjiang and Harbin
Jilin Province：Kay Yue Machine Service Center,Hefa Market in North Outer Ring,Changchun
Administer：Service outlets in Tongliao, Baicheng, Tonghua, Yanji and Jilin
Liaoning Province：Baita Road, Dadong District No. 17,Shenyang（Xiaobei Street aluminum market）
Administer：Service outlets in Panjin, Jinzhou and Chaoyang
Beijing：Jiqing Town,Jiugong Town,Daxing District,Beijing
Hebei Province：Aluminum plastic market Four C District No. three,No.369 North Outer Ring,Shijiazhuang
Yannan Steel market,fengrun District,Tangshan
Aluminum market,Handan
Henan Province：Steel market,Twenty-second Avenue,Zhengzhou
Jingkai Road and Lvcheng Road intersection,Puyang
Shaanxi Province：Aluminum plastic Market,Daming Palace,Xian
Steel building materials market E District No. 6,Liu Ying Xi Road,Yuyang District,Yulin
Anhui Province：Building materials market,Wulin Temple,Hefei
Shanxi Province：Datong after-sales service center
Hunan Province：Wanjiali Road,Changsha
Hubei Province：Zhongyi Garden,Zhongyi Road,Jiangan District,Wuhan
Jiangsu Province：Yadong Profile Market,Yinzhuang Road,Xuzhou
Yinhe Hat industry,Huayangxi Road,Chahe Town,Yangzhou
Zhejiang：Jiliming community,Jiyang Road,Jiaxing
Sichuan：West Home trade center,Chengshuang Avenue No.268,Wuhou District,Chengdu
Administer：Service outlets in Panzhihua and Chongqing
Gansu Province：Beimiantan Village,Chengguan District,Lanzhou
Administer：Zhangye service network
Shandong Province：Administer：Ji'nan headquarters, Cangzhou, Dongying, Rizhao, Linyi, Qingdao service outlets
