
Shijiazhuang Manyou Medical Appliances Co. Ltd.Hebei Sheng, China

Precision Monolithics, Inc.

Hangzhou Yina Crystal Co., Ltd.Zhejiang Sheng, China

Hanil Hightech Co. Ltd.South Korea

Jiangsu Gaojing Mechanical & Electrical Equipment Co. Ltd.

China Construction Sixth Bureau Water Conservancy and Hydropower Construction Group Co., Ltd.

Haopin Electric Co., Ltd.

The Risdon Manufacturing Co.

Haining Yuanhua Town Industrial Investment Co., Ltd.Zhejiang Sheng, China

Dashen Machinery Industry Co., Ltd

Foshan Construction Construction Technology Co., Ltd.

Levmet Switzerland AGSwitzerland