Da Huo

Shaanxi Yu chen Aviation Equipment Co., Ltd. designs and manufactures military products. It produces and sells aviation ground equipment, aviation airborne equipment, ship auxiliary equipment, and other products. The company was founded on January 16, 2001 and is headquartered in Xi'an, China.

Suzhou Vega Technology Co., Ltd. engages in the research, development, production, and sale of printed circuit board (PCB) core equipment. It offers PCB drilling equipment and PCB forming equipment. The company was founded on April 18, 2007 and is headquartered in Suzhou, China.

Wuhu Jiahong New Material Co., Ltd. engages in the research, development, production, and sale of electric heat tracing products. It offers industrial pipe heating, civil and commercial heating, floor heating, and special integrated system. The company was founded on February 9, 2002 and is headquartered in Wuhu, China.

Wintech Nano Technology (Suzhou) Co., Ltd. engages in the provision of third party testing and analysis services in semiconductor. It operates under the following segments: Failure Analysis, Materials Analysis, and Reliability Analysis segment. The company was founded by Xiao Yu Li on August 17, 2012 and is headquartered in Suzhou, China.