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silicon wafer Silicon wafer is a chemical material after silicon is purified. This material is often used in experimental semiconductors for manufacturing circuits. In short, on the basis of polysilicon, after a series of complex procedures, it is manufactured into monocrystalline silicon ingots, and then cut into silicon wafers. So which listed companies that produce silicon wafers are currently on the market that are developing better?
Listed company producing silicon wafers 1. Tai Chi Industry
The predecessor of Wuxi Taiji Industrial Co., Ltd. was Wuxi Synthetic Fiber Factory, which was founded in 1987. After several years of development, it has considerable technical and economic strength. A technologically advanced enterprise with a certain reputation and development prospects in the country. The company has successively developed three main products: differentiated filament yarn, polypropylene fiber filter tow, and polyester cord. In 1991, it was rated as one of China's 500 best economic efficiency industrial enterprises, and the first of the 50 best economic efficiency industrial enterprises in China's chemical fiber industry.
2. Changjiang Electronics Technology
Changjiang Electronics Technology was established in 1972 and successfully listed on the main board of the Shanghai Stock Exchange in 2003. After more than 40 years of development, Changjiang Electronics Technology has become a world-renowned integrated circuit packaging and testing company.
Changjiang Electronics Technology provides global packaging design, product development and certification, as well as a full set of professional production services from chip testing, packaging to finished product testing and shipping.
3. Allwinner Technology
Allwinner Technology (Allwinner Technology, stock code 300458) was established in 2007. Its R&D headquarters is located in Zhuhai, China. It has offices in Shenzhen, Xi'an, Beijing, and Hangzhou. It is a leading intelligent application processor SoC and intelligent analog chip design manufacturer. Relying on its excellent R&D team and technical strength, Allwinner Technology is at the leading level in the industry in terms of ultra-high-definition video encoding and decoding, high-performance CPU/GPU multi-core integration, high integration of advanced technology, and ultra-low power consumption. The product field covers the Internet of Vehicles. , Smart hardware, smart home appliances, service robots, drones, virtual reality, tablets, OTT boxes, mobile Internet devices, and smart power management.
4. Jingfang Technology
Jingfang Technology is the first domestic enterprise engaged in wafer-level chip packaging of image sensor chips (CCD and CMOS). Its wafer-level chip packaging technology is the world's only large-scale mass production in the field of image sensor chip applications. The technology in this field accounts for more than 40% of the market share. The company's funding method is composed of Israel and the country's most powerful venture capital institutions, with a strong industrial background and financial strength. The Suzhou plant has been put into production in early December 2005.
5. China Microelectronics
Jilin China Microelectronics Co., Ltd. is a national high-tech enterprise integrating power semiconductor device design and development, chip processing, packaging and testing, and product marketing. It was ranked among the top ten semiconductor power device companies in China in 2017 by the China Semiconductor Industry Association Ranked first. The company has been certified by the Ministry of Science and Technology, the Chinese Academy of Sciences and other national institutions, and has been listed as a national post-doctoral scientific research workstation and a national innovative enterprise.
The company was listed on the Shanghai Stock Exchange in March 2001, with a total share capital of 751.588 million shares, making it the first listed company in the field of power semiconductor devices in China.
6. Shanghai Xinyang
Shanghai Xinyang was founded in July 1999 and listed on the Shenzhen Stock Exchange's Growth Enterprise Market in June 2011. It has more than 200 employees and a factory area of more than 80 acres. It has a 1000-level ultra-clean factory building and a modern laboratory with complete facilities. The company has won many honors such as Shanghai High-tech Enterprise, Shanghai Foreign-Invested Advanced Technology Enterprise, Shanghai Contract-abiding and Trustworthy AAA-level Enterprise, etc., as well as China Semiconductor Innovative Product and Technology Award, Shanghai High-tech Achievement Transformation Project and many other awards .
Shanghai Xinyang has always adhered to independent innovation and has core technologies of electronic electroplating and electronic cleaning with independent intellectual property rights. It has successively developed four series of more than 100 electronic chemicals and more than 30 supporting equipment products, forming a complete technical system and rich Product series. Has applied for more than 60 national patents, including 10 invention patents. The series of high-purity copper electroplating solutions and additives used for wafer electroplating have reached the world's leading level, becoming a well-known brand in China's semiconductor packaging chemical materials and surface treatment equipment industries.
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