Hotline:400-820-7528 ext1
E-mail :ginpu@knx.com.cn
Hotline:400-820-7528 ext2
E-mail :VxSupport@knx.com.cn
+86 021-31336928
+86 021-31357492
+86 021-31336990
Address: Floor 16, Phase II Gubei Fortune Center,
No. 1438 Hongqiao Road, Shanghai City
Tel.:400-820-7528
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