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ChinaHang cheng Patent Trademark Attorney Office is one of the government designated foreign patent agency .Every year, we managing over 7 thousand of applications of patent, and the amount of granted applications is always ranked top in Zhe jiang province, in which the amount of utility model is ranked fifth in China. So that makes us one of the big and leading offices nationwide. We are proud of our professional IPLaw service team that is most powerful one in Zhejiang province. Three senior patent attorneys ， the first three of four registered attorneys of Zhejiang,started ……
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地址：浙江省杭州市西湖大道35号万新大厦1号楼5层
电话：0571-87770003
       87177360
       0571-87177370
24小时服务电话：0571-87177380