18926482567
sales@haokaisz.com
7th Floor, Mars Building, Lianchengfa Voice Optoelectronic Intelligent Industrial Park, Inner Ring Road, Hangcheng Street, Bao'an District, Shenzhen
18938947711
18938947711@haokaisz.com
7th Floor, Mars Building, Lianchengfa Voice Optoelectronic Intelligent Industrial Park, Inner Ring Road, Hangcheng Street, Bao'an District, Shenzhen