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Goup Address：NO.6999 Jian Kang street Gao Xin district Wei Fang city Shan Dong province  
Tel：0536-7528880，7528900
Fax：0536-8258277
Zip code：261205
Website：http://www.siyanfang.cn    http://www.wf-changda.com
E-mail:office@wf-changda.com

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Tel：0536-7528882，7528881
E-mail:market@wf-changda.com

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Tel：0536-7528895，7528885
E-mail:manpower@wf-changda.com