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Customer Service (Service@gainstrong.cn)
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Business Service (Swallow@gainstrong.cn)
Technical Support (Trigg@gainstrong.cn)


GainStrong Industry Co.,Ltd
Shenzhen GainStrong Technology Ltd.
Phone:+86-755-81720165
Fax:+86-755-61825169
Address: 3nd Floor, 1st building, E block, MinZhu Western Industry Park, Shajing, Baoan Dist., Shenzhen, Guangdong, China