• Shanghai China Cards Smart Card Co., Ltd.
• Sunivision Technology Development Co., Ltd.
• Shenzhen Zuomi Technology Co., Ltd.
• Shenzhen Sectec Technology Co., Limited
• Zhuhai Taichuan Cloud Technology Co., Ltd.
• Shenzhen Baird Electronics Co., Ltd.
• Guangdong Hyh Hardware Industrial Co., Ltd.
• Shenzhen Kadymay Technology Co., Ltd.
• Shenzhen CKT RFID Tag Co., Ltd.
• Zhongshan City Yishigao Decoration Hardware Co., Ltd.
• JWM Hi-Tech Development Co., Ltd.
• Shenzhen Yipincheng Technology Co., Ltd.
• Huizhou Chenxin Intelligence Technology Co., Ltd.
• Guangzhou Sincere Information Technology Ltd.
• Shenzhen Fuvision Electronics Co., Ltd.
• Suzhou Yuanda Commercial Products Co., Ltd.
• Shenzhen Anxinshi Technology Co., Ltd.
• Zhongshan GLD Lock Manufacturing Co., Ltd.
• Shenzhen Golden Security Technology Co., Ltd.
• Shenzhen Lermom Intelligent Company Limited
• Sebury Technology Co.,Ltd
• Zhongshan Fuxianglai Hardware Technology Co., Ltd.
• Nanjing Lusuo Electromechanical Technology Co., Ltd.
• Shenzhen Homelead Electronics Co., Ltd.
• Dongguan Huajian Intelligent Technology Co., Ltd.
• Turboo Euro Technology Co., Ltd.
• Shenzhen Enster Electronics Co., Ltd.
• Shenzhen Tino Security Corp., Ltd.
• Shenzhen Diosso Electronic Co.,ltd.
• Zhongshan Xiaolan Tiffanthy Hardware Products Factory
• Guangzhou Zhongjing Digital Technology Co., Ltd.
• Xiamen Make Security Technology Co., Ltd.
• Zhongshan Kaiying Hardware Manufacture Co., Ltd.
• Shenzhen Foscam Intelligent Technology Co., Ltd.
• Ningbo Sentek Electronics Co., Ltd.
• Chisung Intelligence Technology (Shenzhen) Co., Limited
• Shenzhen Professional Security Technology Co., Limited
• Shenzhen Focused Smartech Co., Ltd.
• Hangzhou Frankever Electronic Co., Ltd.
• Ningbo Safewell Smart Security Products Co., Ltd.
• Shenzhen Synco Technology Co., Ltd.
• Shenzhen RZX Technology Co., Ltd.
• Shenzhen Macross Industrial Co., Ltd.
• Zhejiang Zhirong Electric Co., Ltd.
• Cixi Huashun Lock Factory
• Zhuhai Mingke Electronic Technology Co., Ltd.
• Ningbo Lifang Metal Products Co., Ltd.
• Zhongshan Landa Solenoid Co., Ltd.
• Ningbo Wangtong Locks Co., Ltd.
• Shanghai Sencan Industrial Co., Ltd.
• Shenzhen Minew Technologies Co., Ltd.
• Wuyi Yunlin Steel Products Co., Ltd.
• Shenzhen Citops Systems Co., Ltd.
• Tianjian Group Co.,Ltd
• Shenzhen Rakinda Technologies Co., Ltd.
• Shenzhen Vanch Intelligent Technology Co., Ltd.
• Shenzhen Locstar Technology Co., Ltd.
• Shenzhen Deftun Technology Co., Limited
• Great Mainlink (Shenzhen) Tech Co.,Ltd.
• Zhejiang Safewell Security Technology Co., Ltd.
• Shenzhen Longsin Intelligent Technology Co., Ltd.
• Foshan Nanhai Xin Jianwei Hardware Factory
• Shenzhen Lanbon Hi-Tech Co., Ltd.
• Yueqing City Lida Locks Co., Ltd.
• Shenzhen General Technology Co., Ltd.
• Guangzhou Longterm Hardware Co., Ltd.
• NANDSQ Hardware Mfg (Shanghai) Co., Ltd.
• Ningbo Peasway Electronics Co., Ltd.
• Wuxi Loyal Technology Co., Limited
• Henan Bosean Electronic Technology Co., Ltd.
• Zhejiang Pujiang Plum-Blossom Lock Industry (group) Co., Ltd.
• Qearim Electronics Industry (shenzhen) Limited
• Shenzhen Verto Technology Co., Ltd.
• Ningbo Well Lift Door Co., Ltd.
• Zhongshan BES Hardware Technology Co., Ltd.
• JWM Hi-Tech Development Co., Ltd.
• Suzhou Chengli Metal Products Co., Ltd.
• Shenzhen Minew Technologies Co., Ltd.
• Shenzhen Yanjen Technology Co., Ltd.

total: 79