Technology Center

In 2010, the company's technology research and development center was identified as "Qingdao City Enterprise Technology Center." After years of scientific and technological innovation, the company has more than 1,600 patented products, the number of patents in Qingdao ranked first in 2010.
Tel: 86-400-9607-119
Address: No. 3, Dasha Road, North District, Qingdao City
Address: No. 1, Shuangyuan Road, Chengyang District, Qingdao City
2021高清一道国产,亚洲国产美女免费视频,一级做人爱c视频版免费,2021年新国产免费观看,一本到道在线视频观看