- Shenyang Dewei Technology Co., Ltd.
- Address:NO.19 WENYI RD. SHENHE DIST. Shenyang Liaoning 110015 China
- Hangzhou Jinque IE-NDT Co.,Ltd
- Address:Room 402,Zhujiatang No.33,Sandun town,Xihu District,Hangzhou Hangzhou Zhejiang 310030 China
- DalianTaijia
- Address:No.2 (Gan), Huabei Road , Dalian ,China Dalian Liaoning 116033 China
- Wuhan Tianyu Optical&Electronic Instrument Co.,Ltd.
- Address:No.8,Wenxiu STR.,Beigang Industrial Park,Hongshan District Wuhan Hubei 430070 China
- Zhong Yi NDT Co.,Ltd
- Address:No.5 Tong Xing Rd. Dandong Liaoning 118011 China
- XIYI Group Co., Ltd ( Xi'an Instrument Factory)
- Address:North Exit of LAO DONG ROAD, XI'AN, SHAANXI, CHINA Xian Shanxii 710054 China
- Jining TAISITE Teconology C O.,Ltd
- Address:NO.54 High-tech Zone Jining City Shandong P.R China Jining Shandong 272000 China
- Jining NDT Blocks Manufacturing Co.,Ltd.
- Address:High-tech zone Jining Shandong 272001 China
- Phody Optics Co, Ltd.
- Address:No.6696 Renmin Street Changchun Jilin 130000 China
- Nanyang Nantai Experimental Equipment Co., Ltd
- Address:No.368, Nantai Rd, High-tech Industrial Park, Nanyang City, Henan Province, China Nanyang Henan 473000 China
- Yuhuan Youheng Valve Co.,Ltd
- Address:Damixi Village, Longxi Taizhou Zhejiang 317609 China
- Xian HangSi Machinery & Electronic Technology Co., Ltd.
- Address:Room 10505, Unit 1, 2th Building GuanTangShengJing , Crossing the Southwest Corner of the South Tuan Xian Shanxii 710000 China
- Shenzhen Shenmeilan Electronics Technology Co., Ltd.
- Address:F32A1 Dongjiang Haoyuan Building,3 zone of Baoan Shenzhen Guangdong 518101 China