Nanjing Feininger Energy Saving Technology Co., Ltd.
Changsha Tianhe Drilling Tools & Machinery Co. Ltd.Hunan Sheng, China
Jieshou Tianling Construction Engineering Co., Ltd.Anhui Sheng, China
Qinhuangdao 9015 Technology Co., Ltd.
Schaco AG
Chameleon Systems Ltd.
Guangdong Meijiaxin Innovative Technology Co. Ltd.
Shanghai Well-Sun Precision Tool Co., Ltd.Shanghai Shi, China
Shenzhen Shiqing Technology Co., Ltd.
Greenland Group Senmao Garden Co., Ltd.
Management Sciences, Inc.
Intensiv SA