17年互聯(lián)網(wǎng)經(jīng)驗
2000余合作客戶
各類作品3500余個
Qingdao Allred Electronics Co., Ltd. was established in 2014. We are a professional manufacturer of photoelectric gas detection equipment. Our company has been certified with ISO9001, ISO14001 and OHSAS 18001 systems, and we are committed to providing cus