Jinan Municipal Engineering Design and Research Institute (Group) Co., Ltd.
Changzhou Songjing Electron Co.,Ltd.Jiangsu Sheng, China
Liaoning Huayi Testing and Certification Center Co., Ltd.Liaoning Sheng, China
Jinan Nanzhi Information Technology Co., Ltd.Shandong Sheng, China
Hunan Huimin Biological Science & Technology Co. Ltd.Hunan Sheng, China
Beijing Zhongke Huantong Engineering Technology Co., Ltd.Beijing Shi, China
Jiangsu Province Tianzheng Electric Co. Ltd.Jiangsu Sheng, China
Zhengzhou Huikuang Intelligent Technology Co., Ltd.Henan Sheng, China
Beijing Mingnanhui Technology Co., Ltd.Beijing Shi, China
Beijing Parker Shenghong Electronic Technology Co., Ltd.Beijing Shi, China
Guangdong Sixth Construction Group Co., Ltd.Guangdong Sheng, China
Zhuzhou Yixing Science & Technology Co., Ltd.Hunan Sheng, China