Tel: +86-371-60301018
Fax: +86-371-60301019
E-mail: dctec@ink4you.com
Address: No. 10, Yulan West Street, High-Tech Zone, Zhengzhou, Henan, China 450000
Hongsam Digital Science & Technology Co., Ltd.
Tel:+86-371-60301018
Fax:+86-371-60301019
Email:dctec@ink4you.com
Address: No. 10, Yulan West Street, High-Tech Zone, Zhengzhou, Henan, China 450000 .