
Keun-Soo Kim,

Hainan Vocational College of Science and Technology

Bon-kwon Koo

Shanghai BJ-KMC Medical Technology Co.,Ltd

Beijing Enterprises Water Construction Development Co., Ltd.

Chin Industrial Co., Ltd.

JIANGSU RICH-OPTO TECHNOLOGY CO.,LTD.

Centro de Investigaciones en Optica AC

Qidong Shengli Photoelectric Technology Co., Ltd.

Uniplast, Inc.

SA Grober

Dalian Dongfang Yipeng Equipment Manufacture Co. Ltd.