
Jam Technology Ltd.DURHAM COUNTY, United Kingdom

Tianjin Jinyuyuan Technology Development Co., Ltd.Tianjin Shi, China

Qingdao Leiting Heavy Industry Co., Ltd.Shandong Sheng, China

Hubei Guangxin Quality Inspection Co., Ltd.Hubei Sheng, China

Beijing North Hengli Technology Development Co., Ltd.Beijing Shi, China

Foshan Shunde Yaogong Electronics Co., Ltd.Guangdong Sheng, China

Shenzhen Lion King Jewelry Co., Ltd.Guangdong Sheng, China

Jiangxi Mechanical and Electrical Vocational and Technical CollegeJiangxi Sheng, China

K. Industrie SrlItaly

Shandong Shuangwang GroupShandong Sheng, China

Zhejiang Ruixue Environmental Protection Technology Co., Ltd.Zhejiang Sheng, China

Qingdao Chuangqi New Energy Catalysis Technology Co., Ltd.Shandong Sheng, China