Henan Hi-Tech Instruments
Co., Ltd www.meterchina.cn
Address: 2-1-1, No.21 Jingba Road, Zhengzhou 450003, Henan, China
Tel: +86-371-63612305, Fax:+86-371-63616879
email:meterhu@gmail.com,
hujianwei371@yahoo.com.cn
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