Qingdao Huatong Electrical Equipment Co.,Ltd. Add：No.197 Binhai Road Huangdao District Qingdao Tel：0532-88183397 Fax：0532-88182670 Hotline：13864208017 Service Hotline：13789885131 E-mail：jnhuatong@126.com Siteweb：//qnrfs.com.cn/
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