Beijing HMSong Technology Co., Ltd. We are committed to providing high-quality, high-performance Optronics products that meet the needs of our customers in various fields.

Phone:  +8613426194686
WeChat:  +8613426194686
WathsApp: +8613426194686
Email：support@hmsong.com
Beijing: Unit 1423, 14th Floor, Building, North Street, Changping District, Beijing, China.
Sichuan: 1617A, Meihua Building, Jinjiang District, Chengdu, Sichuan, China.