Hangzhou Changchuan Technology Co.,Ltd researches and develops, produces, and sells integrated circuit equipment and high-frequency communication materials. It offers testing equipment for integrated circuit packaging and testing companies, wafer manufacturing companies, chip design companies, etc. The company provides testing machines, such as high-power testing machines, analog testing machines, digital testing machines, etc.; sorting machines comprising gravity sorting machines, translational sorting machines, and testing and editing machines; and AOI optical inspection equipment, including wafer optical appearance inspection equipment, circuit packaging optical appearance inspection equipment, etc. It sells its products to distributors. The company also engages in investment management, private equity investment, and industrial investment; trading; and technology development, manufacturing, sale, technical service, and technology transfer of semiconductor equipment, optomechanical integration equipment, and semiconductor experimental equipment. Hangzhou Changchuan Technology Co.,Ltd was founded in 2008 and is headquartered in Hangzhou, China.