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service hotline：13603452026
address: 6#, datong industrial park, no. 68, economic development zone, zhengzhou city, henan province, china.
telephone:13603452026
fax：0371-55985432
e-mail：1286603956@qq.com

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address: 6#, datong industrial park, no. 68, economic development zone, zhengzhou city, henan province, china.
telephone:13603452026
fax：0371-55985432
e-mail：1286603956@qq.com
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