Topteches Electronic Ltd.

Topteches electronic Ltd. is a synthetic high-tech and intelligent company that involves research development, production, sales after-sales services, established in 1995. Our main products are security safety wireless transmission system products. widely applied various fields ...

Telephone：86-769-23125620,2312Address：Building A,Bai An Center,No.1 International Tower,Hongfu Road 200,Nancheng District, Dongguan, Guangdong, China

Bluecard Software Technology Co.Ltd

Bluecard Software Technology Co. Ltd. is a ISO9001 certified, research-based technology company. We primarily engages in developments the fields of large-scale databases, wide-area networks, wireless communications, and smartcard-related development applications. Our inductive ...

Telephone：86 - 010 - 58859090Address：D-801, Shangdi Science Building, Shangdi West Road, Hadian, Beijing Beijing 100085 China

ACT Techservice

Telephone： 2783-395-0178Address：17 du plessis ave