hangzhou needle eye medical technology co., ltd. is the zhejiang branch of the needle and mirror school alliance. the needle mirror school alliance is composed of hunan zhenyan optoelectronics technology co., ltd., hunan haomi needle mirror technology co., ltd., hunan zhenjing school science research institute, hangzhou needle mirror medical technology co., ltd., etc.! hunan haomi needle mirror technology co., ltd. is a medical technology enterprise specializing in the research and development and production of minimally invasive optical instruments and electronic instruments of needle mirrors. m3u8 housekeeper's work order