精品无码人妻一区二区三区不卡|激情欧美成人久久综合|亚洲日本精品一区久久精品|国产一级毛片三邦车视

  • <nav id="4koss"><nav id="4koss"></nav></nav>
  • Company Profile

    Dalian Guangcheng Optoelectric Technology Co., Ltd. was founded by Dr. Yongjun Lu,in Dalian,China in 2008.It is a national high-tech enterprise specialized in the development of special inspection equipment. By continuous development,so far,it has more than 50 kinds of products,more than 30 patentsi...

    more
    Our Superiority
    Product Center(for Export)
    Contact Us
    Fujia International building,No.120 Jinma Road,Dalian Economic & Technology District,Dalian,China

    +86 13644119276

    +86 411-88255900/87509915

  • <nav id="4koss"><nav id="4koss"></nav></nav>