国产精品超清白人精品av_久久精品午夜一区二区福利_中国亚州女人69内射少妇_国产二级一片内射视频播放_国产麻豆一精品一av一免费

ENGLISH

023-68242992 023-68242994

More>>

ABOUT US

Chongqing Yinhe Experimental Equipment Co.Ltd.abbreviated as "Yinhe Instrument". Chongqing Galaxy Experimental Instrument Co. Ltd. was formerly known as Chongqing Experimental Equipment Factory, founded in 1966. Now it has become the flagship an More

CONTACT US

  • Website：

    www.szdsm.com.cn

  • Tel：

    023-68242992 023-68242994

  • Address：

    No. 81 Huyu Village, Xiema Town, Beibei District, Chongqing City

  • Email：

    [email protected]

  • Postcode：

    400712

  • After-sales Phone：

    400-187-7818