
Quanzhou Pinchuang Intellectual Property Service Co., Ltd.

EF-Materials Industries, Inc.

Xi'an Luhai Geophysical Technology Co., Ltd.Shaanxi Sheng, China

Jiangsu Tetra New Material Technology Co., Ltd.Jiangsu Sheng, China

Taian Yimate Machinery Co., Ltd.Shandong Sheng, China

Yarongyuan Technology (Shenzhen) Co., Ltd.Guangdong Sheng, China

Shanghai Hennengtai Enterprise Management Co., Ltd.Shanghai Shi, China

Wuhan East Lake Big Data Trading Center Co., Ltd.Hubei Sheng, China

LUMEN CENTER ITALIA S.R.L.Lombardia, Italy

Nanjing Liansu Technology Industry Co. Ltd.Jiangsu Sheng, China

Zibo Zhong Bao Kang Medical Equipment Co.

Personal Diagnostics, Inc.