公司簡(jiǎn)介

    上海擺線針輪減速機(jī)廠 煙臺(tái)銷售處
  經(jīng)銷 減速機(jī)、變速機(jī); 蝸輪;

Shanghai cycloid gear reducer factory Yantai sales office Distribution reducer, variable speed machine; Worm gear;